Area code 720 is in Colorado covering Denver , along with Acres Green, Aetna Estates and 133 towns and cities.
Prefix | County | City | Carrier | Type |
---|---|---|---|---|
(720) 200 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 201 | Denver | Denver | New Cingular Wireless Pcs, Llc | Wireless |
(720) 203 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 204 | Boulder | Longmont | At&t Local | Landline |
(720) 205 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 206 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 207 | Douglas | Littleton | Xo Colorado, Llc | Landline |
(720) 208 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 209 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 210 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 212 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 213 | Denver | Denver | Mcleodusa Telecommunications Services, Inc.- Co | Landline |
(720) 214 | Denver | Denver | Mcleodusa Telecommunications Services, Inc.- Co | Landline |
(720) 215 | Denver | Denver | Landline | |
(720) 216 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 217 | Arapahoe | Aurora | T-mobile Usa, Inc. | Wireless |
(720) 218 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 219 | Denver | Denver | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 220 | Arapahoe | Aurora | T-mobile Usa, Inc. | Wireless |
(720) 221 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 222 | Douglas | Littleton | Xo Colorado, Llc | Landline |
(720) 223 | Weld | Brighton | Xo Colorado, Llc | Landline |
(720) 224 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 225 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 226 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 227 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 228 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 229 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 230 | Weld | Brighton | Xo Colorado, Llc | Landline |
(720) 231 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 232 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 233 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 234 | Adams | Brighton | Sprint Spectrum L.p. | Wireless |
(720) 235 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 236 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 237 | Weld | Brighton | Landline | |
(720) 238 | Denver | Denver | T-mobile Usa, Inc. | Landline |
(720) 239 | Denver | Denver | At&t Local | Landline |
(720) 240 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 241 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 242 | Denver | Qwest Corporation | N/A | |
(720) 244 | Denver | Denver | New Cingular Wireless Pcs, Llc | Wireless |
(720) 246 | Douglas | Littleton | Xo Colorado, Llc | Landline |
(720) 247 | Adams | Brighton | Xo Colorado, Llc | Landline |
(720) 248 | Arapahoe | Aurora | Cbeyond Communications, Llc-co | Landline |
(720) 249 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 250 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 251 | Arapahoe | Aurora | Level 3 Communications, Llc - Co | Landline |
(720) 252 | Douglas | Parker | Sprint Spectrum L.p. | Wireless |
(720) 253 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 254 | Arapahoe | Englewood | Sprint Spectrum L.p. | Wireless |
(720) 255 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 256 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 257 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 258 | Denver | Denver | Teleport Communications Group - Co | Landline |
(720) 259 | Denver | Denver | Level 3 Communications, Llc - Co | Landline |
(720) 260 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 261 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 262 | Arapahoe | Aurora | Icg Telecom Group - Co | Landline |
(720) 263 | Weld | Brighton | Level 3 Communications, Llc - Co | Landline |
(720) 264 | Denver | Denver | Qwest Corporation | Landline |
(720) 265 | Adams | Brighton | Xo Colorado, Llc | Landline |
(720) 266 | Denver | Denver | Level 3 Communications, Llc - Co | Landline |
(720) 267 | Denver | Denver | Qwest Corporation | Landline |
(720) 268 | Denver | Denver | Qwest Corporation | Landline |
(720) 269 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 270 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 271 | Jefferson | Evergreen | Sprint Spectrum L.p. | Wireless |
(720) 272 | Boulder | Longmont | New Cingular Wireless Pcs, Llc | Wireless |
(720) 273 | Jefferson | Littleton | New Cingular Wireless Pcs, Llc | Wireless |
(720) 274 | Denver | Denver | Mcleodusa Telecommunications Services, Inc.- Co | Landline |
(720) 275 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 276 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 277 | Jefferson | Arvada | Icg Telecom Group - Co | Landline |
(720) 278 | Arapahoe | Aurora | Time Warner Telecom Of Colorado Llc-co | Landline |
(720) 279 | Arapahoe | Aurora | Time Warner Telecom Of Colorado Llc-co | Landline |
(720) 280 | Adams | Aurora | T-mobile Usa, Inc. | Wireless |
(720) 281 | Arapahoe | Aurora | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 282 | Arapahoe | Aurora | Time Warner Telecom Of Colorado Llc-co | Landline |
(720) 283 | Denver | Denver | Qwest Corporation | Landline |
(720) 284 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 285 | Xo Colorado, Llc | N/A | ||
(720) 286 | Denver | Denver | Teleport Communications Group - Co | Landline |
(720) 289 | Denver | Denver | New Cingular Wireless Pcs, Llc | Wireless |
(720) 290 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 291 | Adams | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 292 | New Cingular Wireless Pcs, Llc | N/A | ||
(720) 293 | Adams | Denver | Xo Colorado, Llc | Landline |
(720) 294 | Adams | Denver | Xo Colorado, Llc | Landline |
(720) 296 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 297 | Jefferson | Golden | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 298 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 299 | Douglas | Littleton | T-mobile Usa, Inc. | Wireless |
(720) 300 | Jefferson | Arvada | Sprint Spectrum L.p. | Wireless |
(720) 301 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 302 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 304 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 305 | Denver | Denver | Time Warner Telecom Of Colorado Llc-co | Landline |
(720) 306 | Arapahoe | Aurora | Eschelon Telecom Of Colorado, Inc. - Co | Landline |
(720) 308 | Denver | Denver | New Cingular Wireless Pcs, Llc | Landline |
(720) 309 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 310 | Boulder | Allenspark | Teleport Communications Group - Co | Landline |
(720) 312 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 313 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 314 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 315 | Denver | Denver | Landline | |
(720) 317 | Boulder | Boulder | Sprint Spectrum L.p. | Wireless |
(720) 318 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 319 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 320 | Jefferson | Golden | New Cingular Wireless Pcs, Llc | Wireless |
(720) 321 | Denver | Qwest Corporation | N/A | |
(720) 322 | Adams | Commerce City | Qwest Corporation | Landline |
(720) 323 | Arapahoe | Littleton | T-mobile Usa, Inc. | Wireless |
(720) 324 | Arapahoe | Aurora | Comcast Phone Of Colorado, Llc - Co | Landline |
(720) 327 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 329 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 330 | Arapahoe | Aurora | Icg Telecom Group - Co | Landline |
(720) 331 | Jefferson | Arvada | Sprint Spectrum L.p. | Wireless |
(720) 332 | Jefferson | Arvada | Qwest Corporation | Landline |
(720) 333 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 334 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 335 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 336 | Denver | N/A | ||
(720) 337 | Qwest Corporation | N/A | ||
(720) 338 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 339 | Douglas | Castle Rock | Sprint Spectrum L.p. | Wireless |
(720) 341 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 343 | Arapahoe | Aurora | Icg Telecom Group - Co | Landline |
(720) 344 | Denver | Denver | Qwest Corporation | Landline |
(720) 345 | Denver | Zippytech Incorporated | N/A | |
(720) 346 | Arapahoe | Englewood | Winstar Communications, Llc - Co | Landline |
(720) 348 | Denver | Denver | Qwest Corporation | Landline |
(720) 350 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 351 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 352 | Douglas | Larkspur | T-mobile Usa, Inc. | Wireless |
(720) 353 | Jefferson | Arvada | Sprint Spectrum L.p. | Wireless |
(720) 356 | Denver | Denver | At&t Local | Landline |
(720) 359 | Denver | Denver | Qwest Corporation | Landline |
(720) 362 | Denver | Denver | Qwest Corporation | N/A |
(720) 363 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 364 | Arapahoe | Aurora | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 365 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 366 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 367 | Douglas | Littleton | Xo Colorado, Llc | Landline |
(720) 368 | Douglas | Littleton | Xo Colorado, Llc | Landline |
(720) 371 | Boulder | Boulder | Sprint Spectrum L.p. | Wireless |
(720) 373 | Boulder | Boulder | Sprint Spectrum L.p. | Wireless |
(720) 374 | Denver | Denver | Qwest Corporation | Landline |
(720) 375 | Jefferson | Denver | Commnet Wireless, Llc | N/A |
(720) 377 | Denver | Denver | Allegiance Telecom Of Colorado, Inc. | Landline |
(720) 379 | Arapahoe | Aurora | Icg Telecom Group - Co | Landline |
(720) 381 | Denver | Denver | Comcast Phone Of Colorado, Llc - Co | Landline |
(720) 382 | Adams | Denver | Eschelon Telecom Of Colorado, Inc. - Co | Landline |
(720) 383 | Fort Lupton | Cellco Partnership Dba Verizon Wireless - Co | N/A | |
(720) 384 | Adams | Denver | Xo Colorado, Llc | Landline |
(720) 385 | Adams | Denver | Xo Colorado, Llc | Landline |
(720) 389 | Denver | Allegiance Telecom Of Colorado, Inc. | N/A | |
(720) 392 | Ymax Communications Corp. - Co | N/A | ||
(720) 394 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 401 | Denver | T-mobile Usa, Inc. | N/A | |
(720) 404 | Adams | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 406 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 407 | Arapahoe | Aurora | Sbc Long Distance, Llc Dba At&t Long Distance - Co | Landline |
(720) 413 | Denver | Cellco Partnership Dba Verizon Wireless - Co | N/A | |
(720) 422 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 423 | Denver | Denver | Qwest Corporation | Landline |
(720) 424 | Denver | Denver | Qwest Corporation | Landline |
(720) 425 | Denver | Cellco Partnership Dba Verizon Wireless - Co | N/A | |
(720) 427 | Arapahoe | Aurora | T-mobile Usa, Inc. | Wireless |
(720) 429 | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | N/A | |
(720) 433 | Denver | N/A | ||
(720) 434 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 435 | Arapahoe | Aurora | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 436 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 438 | Boulder | Longmont | 360networks (usa) Inc. - Co | N/A |
(720) 444 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 447 | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | N/A | |
(720) 448 | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | N/A | |
(720) 449 | Arapahoe | Aurora | Allegiance Telecom Of Colorado, Inc. | Landline |
(720) 457 | Denver | Level 3 Communications, Llc - Co | N/A | |
(720) 462 | Denver | N/A | ||
(720) 468 | Denver | Denver | Level 3 Communications, Llc - Co | Landline |
(720) 470 | Boulder | Boulder | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 472 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 473 | Denver | Affinity Telecom, Inc. Dba C-com - Co | N/A | |
(720) 475 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 479 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 480 | Arapahoe | Aurora | New Cingular Wireless Pcs, Llc | Wireless |
(720) 482 | Denver | Denver | Qwest Corporation | Landline |
(720) 488 | Arapahoe | Englewood | Qwest Corporation | Landline |
(720) 489 | Denver | Denver | Qwest Corporation | Landline |
(720) 490 | Denver | Denver | Nextel Communications, Inc. | Wireless |
(720) 493 | Denver | Denver | Qwest Corporation | Landline |
(720) 494 | Boulder | Longmont | Qwest Corporation | Landline |
(720) 495 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 496 | Denver | Denver | Level 3 Communications, Llc - Co | Landline |
(720) 497 | Denver | Denver | Qwest Corporation | Landline |
(720) 506 | Arapahoe | Aurora | Level 3 Communications, Llc - Co | Landline |
(720) 514 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 519 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 521 | Denver | Denver | American Messaging (am), Inc. | Wireless |
(720) 524 | Denver | Denver | Qwest Corporation | Landline |
(720) 528 | Denver | Denver | Qwest Corporation | Landline |
(720) 529 | Denver | Denver | Qwest Corporation | Landline |
(720) 530 | Jefferson | Idledale | New Cingular Wireless Pcs, Llc | Wireless |
(720) 532 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 533 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 535 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 536 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 540 | Jefferson | Arvada | Qwest Corporation | Landline |
(720) 542 | Jefferson | Arvada | Qwest Corporation | Landline |
(720) 544 | Jefferson | Denver | Qwest Corporation | Landline |
(720) 548 | Boulder | Boulder | Global Crossing Local Services, Inc.-co | Landline |
(720) 549 | Adams | Denver | Winstar Communications, Llc - Co | Landline |
(720) 554 | Denver | Denver | Qwest Corporation | Landline |
(720) 558 | Denver | Denver | Qwest Corporation | Landline |
(720) 559 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 560 | Adams | Aurora | New Cingular Wireless Pcs, Llc | Wireless |
(720) 561 | Denver | Qwest Corporation | N/A | |
(720) 562 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 563 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 564 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 565 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 566 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 567 | Adams | Denver | Qwest Corporation | Landline |
(720) 568 | Adams | Denver | Qwest Corporation | Landline |
(720) 569 | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | N/A | |
(720) 570 | Denver | Denver | Qwest Corporation | Landline |
(720) 578 | Denver | Denver | Qwest Corporation | Landline |
(720) 579 | Arapahoe | Aurora | Allegiance Telecom Of Colorado, Inc. | Landline |
(720) 581 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 587 | Boulder | Louisville | At&t Local | Landline |
(720) 596 | Jefferson | Golden | Teleport Communications Group - Co | Landline |
(720) 620 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 621 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 622 | Boulder | Boulder | Qwest Corporation | Landline |
(720) 624 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 628 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 629 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 635 | Arapahoe | Aurora | New Cingular Wireless Pcs, Llc | Wireless |
(720) 641 | Denver | Denver | Nextel Communications, Inc. | Wireless |
(720) 652 | Boulder | Longmont | Qwest Corporation | Landline |
(720) 663 | Denver | Bandwidth.com Clec, Llc - Co | N/A | |
(720) 670 | Denver | Denver | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 684 | Boulder | Longmont | Icg Telecom Group - Co | Landline |
(720) 685 | Adams | Brighton | Qwest Corporation | Landline |
(720) 690 | Denver | Denver | Leap Wireless Intl, Inc. Dba Cricket Comm, Inc. | Wireless |
(720) 732 | Boulder | Boulder | Sprint Spectrum L.p. | Wireless |
(720) 733 | Douglas | Castle Rock | Qwest Corporation | Landline |
(720) 744 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 746 | Jefferson | Evergreen | Qwest Corporation | Landline |
(720) 747 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 748 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 771 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 777 | Arapahoe | Aurora | Qwest Corporation | N/A |
(720) 785 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 810 | Arapahoe | Aurora | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 833 | Denver | Denver | Qwest Corporation | Landline |
(720) 834 | Arapahoe | Aurora | Teleport Communications Group - Co | Landline |
(720) 836 | Denver | Denver | Icg Telecom Group - Co | Landline |
(720) 837 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 838 | El Paso | Colorado Springs | Sprint Spectrum L.p. | Wireless |
(720) 839 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 840 | Douglas | Littleton | Sprint Spectrum L.p. | Wireless |
(720) 841 | Boulder | Boulder | Sprint Spectrum L.p. | Wireless |
(720) 842 | Douglas | Parker | Qwest Corporation | Landline |
(720) 847 | Adams | Aurora | Qwest Corporation | Landline |
(720) 848 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 849 | Adams | Brighton | Sprint Spectrum L.p. | Wireless |
(720) 851 | Douglas | Parker | Qwest Corporation | Landline |
(720) 852 | Denver | Denver | Qwest Corporation | Landline |
(720) 854 | Denver | Denver | Qwest Corporation | Landline |
(720) 855 | Denver | Denver | Qwest Corporation | Landline |
(720) 857 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 858 | Adams | Aurora | Qwest Corporation | Landline |
(720) 859 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 862 | Jefferson | Arvada | Xo Colorado, Llc | Landline |
(720) 863 | Denver | Denver | Xo Colorado, Llc | Landline |
(720) 864 | Boulder | Longmont | Qwest Corporation | Landline |
(720) 865 | Denver | Denver | Icg Telecom Group - Co | Landline |
(720) 867 | Denver | Denver | Landline | |
(720) 870 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 872 | Adams | Brighton | Qwest Corporation | Landline |
(720) 873 | Denver | Denver | Qwest Corporation | Landline |
(720) 874 | Douglas | Castle Rock | Qwest Corporation | Landline |
(720) 875 | Denver | Denver | Qwest Corporation | Landline |
(720) 876 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 877 | Denver | Denver | Icg Telecom Group - Co | Landline |
(720) 878 | Jefferson | Denver | Icg Telecom Group - Co | Landline |
(720) 879 | Jefferson | Denver | Icg Telecom Group - Co | Landline |
(720) 880 | Jefferson | Golden | Icg Telecom Group - Co | Landline |
(720) 881 | Jefferson | Denver | Icg Telecom Group - Co | Landline |
(720) 882 | Jefferson | Denver | Icg Telecom Group - Co | Landline |
(720) 883 | Jefferson | Denver | Icg Telecom Group - Co | Landline |
(720) 884 | Denver | Denver | Qwest Corporation | Landline |
(720) 886 | Arapahoe | Aurora | Qwest Corporation | Landline |
(720) 887 | Broomfield | Broomfield | Qwest Corporation | Landline |
(720) 888 | Jefferson | Broomfield | Qwest Corporation | Landline |
(720) 889 | Arapahoe | Aurora | Allegiance Telecom Of Colorado, Inc. | Landline |
(720) 890 | Boulder | Erie | Qwest Corporation | Landline |
(720) 891 | Denver | Denver | Level 3 Communications, Llc - Co | Landline |
(720) 895 | Arapahoe | Englewood | Qwest Corporation | Landline |
(720) 897 | Denver | Denver | Global Crossing Local Services, Inc.-co | Landline |
(720) 898 | Jefferson | Arvada | Qwest Corporation | Landline |
(720) 903 | Denver | Denver | Global Crossing Local Services, Inc.-co | Landline |
(720) 904 | Denver | Denver | Qwest Corporation | Landline |
(720) 907 | Denver | Denver | Global Crossing Local Services, Inc.-co | Landline |
(720) 913 | Denver | Denver | Icg Telecom Group - Co | Landline |
(720) 917 | Denver | Denver | Qwest Corporation | Landline |
(720) 920 | Jefferson | Denver | Teleport Communications Group - Co | Landline |
(720) 921 | Denver | Denver | Icg Telecom Group - Co | Landline |
(720) 922 | Denver | Denver | Qwest Corporation | Landline |
(720) 924 | Park | Bailey | Qwest Corporation | Landline |
(720) 929 | Adams | Brighton | Qwest Corporation | Landline |
(720) 931 | Denver | Denver | Qwest Corporation | Landline |
(720) 932 | Denver | Denver | Qwest Corporation | Landline |
(720) 933 | Jefferson | Golden | T-mobile Usa, Inc. | Wireless |
(720) 934 | Boulder | Boulder | T-mobile Usa, Inc. | Wireless |
(720) 935 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 936 | Adams | Denver | T-mobile Usa, Inc. | Wireless |
(720) 937 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 938 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 939 | Denver | Denver | T-mobile Usa, Inc. | Wireless |
(720) 940 | Jefferson | Denver | Sprint Spectrum L.p. | Wireless |
(720) 941 | Denver | Denver | Qwest Corporation | Landline |
(720) 942 | Denver | Denver | Qwest Corporation | Landline |
(720) 943 | Denver | Denver | Global Crossing Local Services, Inc.-co | Landline |
(720) 944 | Denver | Denver | Qwest Corporation | Landline |
(720) 945 | Denver | Denver | Qwest Corporation | Landline |
(720) 946 | Denver | Denver | Qwest Corporation | Landline |
(720) 947 | Denver | Denver | Qwest Corporation | Landline |
(720) 949 | Adams | Aurora | At&t Local | Landline |
(720) 951 | Arapahoe | Aurora | Cellco Partnership Dba Verizon Wireless - Co | Wireless |
(720) 956 | Denver | Denver | Qwest Corporation | Landline |
(720) 961 | Denver | Denver | Global Crossing Local Services, Inc.-co | Landline |
(720) 962 | Jefferson | Denver | Qwest Corporation | Landline |
(720) 963 | Jefferson | Denver | Qwest Corporation | Landline |
(720) 971 | Denver | Denver | Sprint Spectrum L.p. | Wireless |
(720) 972 | Adams | Denver | Qwest Corporation | Landline |
(720) 974 | Denver | Denver | Eschelon Telecom Of Colorado, Inc. - Co | Landline |
(720) 975 | Arapahoe | Aurora | Eschelon Telecom Of Colorado, Inc. - Co | Landline |
(720) 977 | Adams | Brighton | Qwest Corporation | Landline |
(720) 979 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 980 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 981 | Jefferson | Denver | Qwest Corporation | Landline |
(720) 982 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 984 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 985 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 987 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 988 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 989 | Arapahoe | Aurora | Sprint Spectrum L.p. | Wireless |
(720) 998 | Arapahoe | Aurora | Comcast Phone Of Colorado, Llc - Co | N/A |
(720) 999 | Denver | Liberty Bell Telecom, Llc - Co | N/A |
The 720 area code lies within the Pacific Daylight Time Zone (or PDT)