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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-332
| 2 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 3 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 4 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 5 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 6 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 7 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 8 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 9 |
Naperville |
IL |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-333
| A |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 331-333
| 0 |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-05 |
|
| 331-333
| 1 |
Naperville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-16 |
|
| 331-333
| 2 |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2010-06-10 |
|
| 331-333
| 3 |
Naperville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-16 |
|
| 331-333
| 4 |
Naperville |
IL |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2010-03-04 |
|
| 331-333
| 5 |
Naperville |
IL |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2009-07-30 |
|
| 331-333
| 6 |
Naperville |
IL |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2009-07-30 |
|
| 331-333
| 7 |
Naperville |
IL |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2009-07-28 |
|
| 331-333
| 8 |
Naperville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-10-30 |
|
| 331-333
| 9 |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2010-10-31 |
|
| 331-334
| A |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 331-334
| 0 |
Geneva |
IL |
CHCGILTCDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2021-08-02 |
|
| 331-334
| 3 |
Geneva |
IL |
|
516J TON80 COMMUNICATIONS LLC |
358 |
|
2022-04-07 |
|
| 331-334
| 4 |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-02 |
|
| 331-334
| 5 |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-02 |
|
| 331-334
| 6 |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-02 |
|
| 331-334
| 7 |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-02 |
|
| 331-336
| A |
Aurora |
IL |
CHCGILWURMD |
965H FRACTEL LLC |
358 |
|
|
|
| 331-336
| 0 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-09-14 |
|
| 331-336
| 1 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-09-14 |
|
| 331-336
| 2 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2020-02-24 |
|
| 331-336
| 3 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2020-02-24 |
|
| 331-336
| 4 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-10-16 |
|
| 331-336
| 5 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-03-14 |
|
| 331-336
| 6 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-03-14 |
|
| 331-336
| 7 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2020-10-16 |
|
| 331-336
| 8 |
Aurora |
IL |
CHCGILWURMD |
965H FRACTEL LLC |
358 |
|
2019-12-12 |
|
| 331-336
| 9 |
Aurora |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-09-14 |
|
| 331-341
| A |
Plano |
IL |
CHCGILNEXKX |
566J RADIANTIQ LLC |
358 |
|
2021-05-14 |
|
| 331-341
| 0 |
Plano |
IL |
CHCGILNEXKX |
566J RADIANTIQ LLC |
358 |
|
2021-05-14 |
|
| 331-341
| 1 |
Plano |
IL |
|
515J IP HORIZON LLC |
358 |
|
2021-06-27 |
|
| 331-341
| 2 |
Plano |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-27 |
|
| 331-341
| 3 |
Plano |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-08-27 |
|
| 331-341
| 4 |
Plano |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL INC |
358 |
|
2021-08-30 |
|
| 331-345
| A |
Naperville |
IL |
CHCGILWURMD |
965H FRACTEL LLC |
358 |
|
2021-01-17 |
|
| 331-345
| 0 |
Naperville |
IL |
CHCGIL24MMD |
515J IP HORIZON LLC |
358 |
|
2021-06-12 |
|
| 331-345
| 1 |
Naperville |
IL |
CHCGILWUKMD |
939H COMMIO LLC |
358 |
|
2021-10-14 |
|
| 331-345
| 2 |
Naperville |
IL |
CHCGILWUKMD |
939H COMMIO LLC |
358 |
|
2021-10-14 |
|
| 331-345
| 3 |
Naperville |
IL |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL INC |
358 |
|
2021-04-13 |
|
| 331-345
| 4 |
Naperville |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-06-18 |
|
| 331-345
| 5 |
Naperville |
IL |
CHCGILWUKMD |
939H COMMIO LLC |
358 |
|
2021-10-14 |
|
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Last updated: Thu, 04 Aug 2022 23:14:42 UTC
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