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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-258
| A |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 331-258
| 0 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2019-09-07 |
|
| 331-258
| 1 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-11-17 |
|
| 331-258
| 2 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-06-07 |
|
| 331-258
| 3 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-11-17 |
|
| 331-258
| 4 |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2020-01-22 |
|
| 331-258
| 5 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-01-15 |
|
| 331-258
| 6 |
Aurora |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2020-10-12 |
|
| 331-258
| 7 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-01-14 |
|
| 331-258
| 8 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-01-15 |
|
| 331-258
| 9 |
Aurora |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2020-10-12 |
|
| 331-259
| A |
Sugar Grove |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
|
|
| 331-259
| 0 |
Sugar Grove |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-26 |
|
| 331-259
| 1 |
Sugar Grove |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL INC |
358 |
|
2021-04-13 |
|
| 331-259
| 2 |
Sugar Grove |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2019-09-07 |
|
| 331-259
| 3 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-05-23 |
|
| 331-259
| 4 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-05-23 |
|
| 331-259
| 5 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-05-23 |
|
| 331-259
| 6 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2021-02-11 |
|
| 331-259
| 7 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2021-02-11 |
|
| 331-259
| 8 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-09-05 |
|
| 331-259
| 9 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-09-05 |
|
| 331-260
| A |
Downers Grove |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 331-260
| 0 |
Downers Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-260
| 1 |
Downers Grove |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2019-03-29 |
|
| 331-260
| 2 |
Downers Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2021-03-01 |
|
| 331-260
| 3 |
Downers Grove |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-11-16 |
|
| 331-260
| 4 |
Downers Grove |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-11-16 |
|
| 331-260
| 5 |
Downers Grove |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2020-10-12 |
|
| 331-260
| 6 |
Downers Grove |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2020-10-12 |
|
| 331-260
| 7 |
Downers Grove |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2020-10-15 |
|
| 331-260
| 8 |
Downers Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-260
| 9 |
Downers Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-261
| A |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-261
| 0 |
Lemont |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-26 |
|
| 331-261
| 1 |
Lemont |
IL |
CHCGIL24MMD |
515J IP HORIZON LLC |
358 |
|
2021-06-14 |
|
| 331-261
| 2 |
Lemont |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL INC |
358 |
|
2021-04-13 |
|
| 331-261
| 4 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-04 |
|
| 331-261
| 5 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-04 |
|
| 331-261
| 6 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-04 |
|
| 331-261
| 8 |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
2019-08-19 |
|
| 331-261
| 9 |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
2019-08-19 |
|
| 331-262
| A |
Aurora |
IL |
CHCGILMF2MD |
6664 SPRINT SPECTRUM, L.P. |
358 |
|
|
|
| 331-262
| 0 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-05-15 |
|
| 331-262
| 1 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-05-15 |
|
| 331-262
| 2 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-05-15 |
|
| 331-262
| 3 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-05-15 |
|
| 331-262
| 4 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-05-15 |
|
| 331-262
| 5 |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2009-07-13 |
|
| 331-262
| 6 |
Aurora |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2009-04-13 |
|
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Last updated: Wed, 01 Jun 2022 03:09:23 UTC
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