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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-529
| 3 |
Naperville |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2019-10-02 |
|
| 331-529
| 4 |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-01-10 |
|
| 331-529
| 5 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-12-03 |
|
| 331-529
| 6 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-12-03 |
|
| 331-529
| 7 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-12-03 |
|
| 331-529
| 8 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-12-03 |
|
| 331-529
| 9 |
Naperville |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2019-10-02 |
|
| 331-551
| A |
Lombard |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 331-551
| 0 |
Lombard |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-08 |
|
| 331-551
| 1 |
Lombard |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-08 |
|
| 331-551
| 2 |
Lombard |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-08 |
|
| 331-551
| 3 |
Lombard |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-11-03 |
|
| 331-551
| 4 |
Lombard |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-11-03 |
|
| 331-551
| 5 |
Lombard |
IL |
CHCGIL24DS7 |
5917 FIRST COMMUNICATIONS, LLC |
358 |
|
2010-01-29 |
|
| 331-551
| 6 |
Lombard |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-06-25 |
|
| 331-551
| 7 |
Lombard |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-07-16 |
|
| 331-551
| 8 |
Lombard |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-10-30 |
|
| 331-551
| 9 |
Lombard |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-03-19 |
|
| 331-575
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-575
| 0 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 331-575
| 1 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-20 |
|
| 331-575
| 2 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-20 |
|
| 331-575
| 3 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-20 |
|
| 331-575
| 4 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 331-575
| 5 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 331-575
| 6 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 331-575
| 7 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2010-05-07 |
|
| 331-575
| 8 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2010-05-07 |
|
| 331-575
| 9 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2008-07-28 |
|
| 331-588
| A |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 331-588
| 0 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-04-25 |
|
| 331-588
| 1 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-05-21 |
|
| 331-588
| 2 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-04-15 |
|
| 331-588
| 3 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-07-29 |
|
| 331-588
| 4 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-10-21 |
|
| 331-588
| 5 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-08-30 |
|
| 331-588
| 6 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-09-23 |
|
| 331-588
| 7 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-16 |
|
| 331-588
| 8 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-01-06 |
|
| 331-588
| 9 |
Geneva |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-04-15 |
|
| 331-600
| A |
Wheaton |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 331-600
| 0 |
Wheaton |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2019-10-02 |
|
| 331-600
| 1 |
Wheaton |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-26 |
|
| 331-600
| 2 |
Wheaton |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2022-09-25 |
|
| 331-600
| 3 |
Wheaton |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL, INC. |
358 |
|
2021-04-13 |
|
| 331-600
| 4 |
Wheaton |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2022-05-26 |
|
| 331-600
| 5 |
Wheaton |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2022-05-26 |
|
| 331-600
| 6 |
Wheaton |
IL |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2019-10-02 |
|
| 331-600
| 7 |
Wheaton |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2022-09-25 |
|
| 331-600
| 8 |
Wheaton |
IL |
CHCGIL245MD |
073H TELNYX LLC |
358 |
|
2021-02-27 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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