Area code 331 is in Illinois covering Aurora , along with Bartlett, Campton Hills and 58 towns and cities.
Prefix | County | City | Carrier | Type |
---|---|---|---|---|
(331) 221 | Elmhurst | Ameritech Illinois | N/A | |
(331) 222 | Saint Charles | Denali Spectrum License, Llc | N/A | |
(331) 223 | Saint Charles | Denali Spectrum License, Llc | N/A | |
(331) 248 | Kane | Geneva | Comcast Phone Of Illinois, Llc - Il | N/A |
(331) 262 | Aurora | Sprint Spectrum L.p. | N/A | |
(331) 330 | Oswego | Denali Spectrum License, Llc | N/A | |
(331) 332 | Naperville | Denali Spectrum License, Llc | N/A | |
(331) 333 | Naperville | Denali Spectrum License, Llc | N/A | |
(331) 422 | Saint Charles | Level 3 Communications, Llc - Il | N/A | |
(331) 425 | Kane | Aurora | T-mobile Usa, Inc. | N/A |
(331) 442 | Saint Charles | Cellco Partnership Dba Verizon Wireless - Il | N/A | |
(331) 452 | Aurora | Cellco Partnership Dba Verizon Wireless - Il | N/A | |
(331) 456 | Roselle | Globalcom, Inc.-il | N/A | |
(331) 457 | Naperville | Cellco Partnership Dba Verizon Wireless - Il | N/A | |
(331) 462 | Lombard | Xo Illinois, Inc. | N/A | |
(331) 465 | West Chicago | New Cingular Wireless Pcs, Llc - Il | N/A | |
(331) 472 | Naperville | T-mobile Usa, Inc. | N/A | |
(331) 481 | Downers Grove | Cellco Partnership Dba Verizon Wireless - Il | N/A | |
(331) 551 | Lombard | Denali Spectrum License, Llc | N/A | |
(331) 552 | Lombard | Denali Spectrum License, Llc | N/A | |
(331) 553 | Lombard | Denali Spectrum License, Llc | N/A | |
(331) 575 | Aurora | Sprint Spectrum L.p. | N/A | |
(331) 591 | Elmhurst | N/A | ||
(331) 642 | Elmhurst | Sprint Spectrum L.p. | N/A | |
(331) 643 | Aurora | Sprint Spectrum L.p. | N/A | |
(331) 645 | Elmhurst | Sprint Spectrum L.p. | N/A | |
(331) 684 | Kane | Aurora | Sigecom, Llc - Il | N/A |
(331) 825 | Geneva | Digital Network Access Communications, Inc. - Il | N/A | |
(331) 826 | Elmhurst | Sprint Spectrum L.p. | N/A |
The 331 area code lies within the Pacific Daylight Time Zone (or PDT)