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 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
331-252
| A |
Warrenville |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
331-252
| 0 |
Warrenville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-07-19 |
|
331-252
| 1 |
Warrenville |
IL |
CHCGILWUJMD |
073H TELNYX LLC |
358 |
|
2017-04-24 |
|
331-252
| 3 |
Warrenville |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL, INC. |
358 |
|
2021-04-13 |
|
331-252
| 4 |
Warrenville |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2023-05-08 |
|
331-252
| 5 |
Warrenville |
IL |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2024-04-13 |
|
331-252
| 6 |
Warrenville |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2016-07-18 |
|
331-252
| 7 |
Warrenville |
IL |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2022-03-18 |
|
331-252
| 8 |
Warrenville |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-26 |
|
331-252
| 9 |
Warrenville |
IL |
|
224C ONVOY, LLC |
358 |
|
2024-03-03 |
|
331-253
| A |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-253
| 0 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-12-30 |
|
331-253
| 1 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-12-30 |
|
331-253
| 2 |
Lemont |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-07-02 |
|
331-253
| 3 |
Lemont |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2015-10-30 |
|
331-253
| 4 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-04-16 |
|
331-253
| 5 |
Lemont |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-04-16 |
|
331-253
| 6 |
Lemont |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-07-16 |
|
331-253
| 7 |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
2016-08-07 |
|
331-253
| 8 |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
2015-12-25 |
|
331-253
| 9 |
Lemont |
IL |
ELGNILOT0MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-12-11 |
|
331-254
| A |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
331-254
| 0 |
Sugar Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2014-10-30 |
|
331-254
| 1 |
Sugar Grove |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-07-09 |
|
331-254
| 2 |
Sugar Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2015-09-01 |
|
331-254
| 3 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-03-03 |
|
331-254
| 4 |
Sugar Grove |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-03-03 |
|
331-254
| 5 |
Sugar Grove |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2016-03-21 |
|
331-254
| 6 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-23 |
|
331-254
| 7 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-23 |
|
331-254
| 8 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-09-14 |
|
331-254
| 9 |
Sugar Grove |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-09-14 |
|
331-255
| A |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
331-255
| 0 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-10-22 |
|
331-255
| 1 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-10-22 |
|
331-255
| 2 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-10-22 |
|
331-255
| 3 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-10-22 |
|
331-255
| 4 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-10-22 |
|
331-255
| 5 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2018-11-10 |
|
331-255
| 6 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2018-04-07 |
|
331-255
| 7 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2018-01-22 |
|
331-255
| 8 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2018-11-10 |
|
331-255
| 9 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2018-11-10 |
|
331-256
| A |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
331-256
| 0 |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2011-11-12 |
|
331-256
| 1 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
331-256
| 2 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
331-256
| 3 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
331-256
| 4 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
331-256
| 5 |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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