Local Calling Guide
Area code/prefix search
NPA: 331
[Rate centres in NPA 331]
[Dial plan for NPA 331]
Block: A
<< 1 2 3 4 5 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
331-301
| A |
Aurora |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
331-302
| A |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-303
| A |
Elburn |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
331-304
| A |
Bartlett |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-305
| A |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-306
| A |
Downers Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
331-307
| A |
Lombard |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-308
| A |
Bartlett |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
331-309
| A |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-310
| A |
Big Rock |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
331-312
| A |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2024-01-07 |
|
331-313
| A |
Naperville |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
|
|
331-314
| A |
Geneva |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2024-01-20 |
|
331-315
| A |
Lombard |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-316
| A |
Naperville |
IL |
|
939H COMMIO, LLC |
358 |
|
2024-03-09 |
|
331-317
| A |
Hinsdale |
IL |
|
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
331-318
| A |
Lemont |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
331-319
| A |
Aurora |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-03-29 |
|
331-320
| A |
Bartlett |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-04-04 |
|
331-321
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-322
| A |
Lombard |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-04-12 |
|
331-323
| A |
Glen Ellyn |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-04-12 |
|
331-324
| A |
Yorkville |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-05-04 |
|
331-325
| A |
Lemont |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-05-24 |
|
331-326
| A |
Downers Grove |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-05-19 |
|
331-330
| A |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-332
| A |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-333
| A |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-334
| A |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
331-336
| A |
Aurora |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-341
| A |
Plano |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
331-343
| A |
Downers Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
331-345
| A |
Naperville |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-348
| A |
Elburn |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-356
| A |
Bartlett |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-373
| A |
Oswego |
IL |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
331-385
| A |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-388
| A |
Sugar Grove |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-399
| A |
Downers Grove |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-400
| A |
Oswego |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
331-401
| A |
Naperville |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
331-422
| A |
Geneva |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
331-425
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-426
| A |
Lemont |
IL |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
331-431
| A |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
331-442
| A |
Geneva |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-444
| A |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-452
| A |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-454
| A |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
331-456
| A |
Roselle |
IL |
CHCGIL24DS3 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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