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 |
| 331-204
| 8 |
Naperville |
IL |
|
515J IP HORIZON LLC |
358 |
|
2016-08-09 |
|
| 331-204
| 9 |
Naperville |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2016-08-31 |
|
| 331-205
| A |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-205
| 0 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-05 |
|
| 331-205
| 1 |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-08-12 |
|
| 331-205
| 2 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-08 |
|
| 331-205
| 3 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-08 |
|
| 331-205
| 4 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-08 |
|
| 331-205
| 5 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-08 |
|
| 331-205
| 6 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-08 |
|
| 331-205
| 7 |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-03-15 |
|
| 331-205
| 8 |
Aurora |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-03-15 |
|
| 331-205
| 9 |
Aurora |
IL |
CHCGILMFAMD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-05 |
|
| 331-206
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-206
| 0 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 1 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 2 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 3 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 4 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 5 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 6 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 7 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 8 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-26 |
|
| 331-206
| 9 |
Aurora |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2023-11-25 |
|
| 331-207
| A |
Yorkville |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 331-207
| 0 |
Yorkville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-09-23 |
|
| 331-207
| 1 |
Yorkville |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 331-207
| 2 |
Yorkville |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-12-23 |
|
| 331-207
| 3 |
Yorkville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-09-30 |
|
| 331-207
| 4 |
Yorkville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
| 331-207
| 5 |
Yorkville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
| 331-207
| 6 |
Yorkville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-07-07 |
|
| 331-207
| 7 |
Yorkville |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-07-15 |
|
| 331-207
| 8 |
Yorkville |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2014-05-27 |
|
| 331-207
| 9 |
Yorkville |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 331-208
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-208
| 0 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-23 |
|
| 331-208
| 1 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-23 |
|
| 331-208
| 2 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-23 |
|
| 331-208
| 3 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-12-23 |
|
| 331-208
| 4 |
Aurora |
IL |
CHCGILWUSMD |
145J TERRA NOVA TELECOM INC. |
358 |
|
2023-11-13 |
|
| 331-208
| 5 |
Aurora |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-07 |
|
| 331-208
| 6 |
Aurora |
IL |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2012-11-28 |
|
| 331-208
| 7 |
Aurora |
IL |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2012-11-28 |
|
| 331-208
| 8 |
Aurora |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-03-07 |
|
| 331-208
| 9 |
Aurora |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2014-04-19 |
|
| 331-209
| A |
Elmhurst |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 331-209
| 0 |
Elmhurst |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
| 331-209
| 1 |
Elmhurst |
IL |
|
515J IP HORIZON LLC |
358 |
|
2013-05-05 |
|
| 331-209
| 2 |
Elmhurst |
IL |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2012-04-21 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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