Local Calling Guide
Area code/prefix search
NPA: 331
[Rate centres in NPA 331]
[Dial plan for NPA 331]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-283
| 1 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2025-09-07 |
|
| 331-283
| 2 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2025-10-26 |
|
| 331-283
| 3 |
Geneva |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2024-05-26 |
|
| 331-283
| 4 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2022-12-02 |
|
| 331-283
| 5 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2026-01-05 |
|
| 331-283
| 6 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2026-02-20 |
|
| 331-283
| 8 |
Geneva |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2022-04-24 |
|
| 331-283
| 9 |
Geneva |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2022-04-24 |
|
| 331-284
| A |
Bartlett |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-284
| 0 |
Bartlett |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-10-01 |
|
| 331-284
| 1 |
Bartlett |
IL |
|
490J DISH WIRELESS, LLC |
358 |
|
2023-05-25 |
|
| 331-284
| 2 |
Bartlett |
IL |
|
490J DISH WIRELESS, LLC |
358 |
|
2025-08-23 |
|
| 331-284
| 3 |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-284
| 4 |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-284
| 5 |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-284
| 6 |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-284
| 7 |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-284
| 8 |
Bartlett |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2022-05-02 |
|
| 331-284
| 9 |
Bartlett |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2022-05-02 |
|
| 331-285
| A |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 331-285
| 0 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-07-03 |
|
| 331-285
| 1 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-07-03 |
|
| 331-285
| 2 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-07-03 |
|
| 331-285
| 3 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-07-03 |
|
| 331-285
| 4 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-07-03 |
|
| 331-285
| 5 |
Naperville |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2022-07-04 |
|
| 331-285
| 6 |
Naperville |
IL |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-07-04 |
|
| 331-285
| 7 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-08-06 |
|
| 331-285
| 8 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-08-06 |
|
| 331-285
| 9 |
Naperville |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-08-06 |
|
| 331-286
| A |
Geneva |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 331-286
| 0 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-09-17 |
|
| 331-286
| 1 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-09-17 |
|
| 331-286
| 2 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-286
| 3 |
Geneva |
IL |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2022-10-14 |
|
| 331-286
| 4 |
Geneva |
IL |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2022-10-14 |
|
| 331-286
| 5 |
Geneva |
IL |
|
224C ONVOY, LLC |
358 |
|
2023-08-12 |
|
| 331-286
| 6 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2023-05-17 |
|
| 331-286
| 7 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2023-05-17 |
|
| 331-286
| 8 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-12-01 |
|
| 331-286
| 9 |
Geneva |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2023-08-31 |
|
| 331-287
| A |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
| 331-287
| 0 |
Aurora |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-09-22 |
|
| 331-287
| 1 |
Aurora |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-09-22 |
|
| 331-287
| 2 |
Aurora |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-09-22 |
|
| 331-287
| 3 |
Aurora |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-09-22 |
|
| 331-287
| 4 |
Aurora |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2023-01-19 |
|
| 331-287
| 5 |
Aurora |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2022-09-23 |
|
| 331-287
| 6 |
Aurora |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2022-09-23 |
|
| 331-287
| 7 |
Aurora |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2022-09-23 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.