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 |
| 331-247
| 0 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 1 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 2 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 3 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 4 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 5 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 6 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 7 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 8 |
Naperville |
IL |
CHCGILWUIMD |
197D VONAGE AMERICA LLC |
358 |
|
2019-01-12 |
|
| 331-247
| 9 |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2019-01-18 |
|
| 331-248
| A |
Geneva |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
|
|
| 331-248
| 0 |
Geneva |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-10-07 |
|
| 331-248
| 1 |
Geneva |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-08-14 |
|
| 331-248
| 2 |
Geneva |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-01-01 |
|
| 331-248
| 3 |
Geneva |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-07-02 |
|
| 331-248
| 4 |
Geneva |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2012-03-25 |
|
| 331-248
| 5 |
Geneva |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-16 |
|
| 331-248
| 6 |
Geneva |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-10-01 |
|
| 331-248
| 7 |
Geneva |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-16 |
|
| 331-248
| 8 |
Geneva |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2014-07-09 |
|
| 331-248
| 9 |
Geneva |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-10-26 |
|
| 331-249
| A |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 331-249
| 0 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-01-26 |
|
| 331-249
| 1 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-01-26 |
|
| 331-249
| 2 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-249
| 3 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-249
| 4 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-249
| 5 |
Naperville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-07-07 |
|
| 331-249
| 6 |
Naperville |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2019-10-07 |
|
| 331-249
| 7 |
Naperville |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2019-10-29 |
|
| 331-249
| 8 |
Naperville |
IL |
CHCGILWUJMD |
073H TELNYX LLC |
358 |
|
2019-01-27 |
|
| 331-249
| 9 |
Naperville |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-26 |
|
| 331-250
| A |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 331-250
| 0 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-04-12 |
|
| 331-250
| 1 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2012-08-30 |
|
| 331-250
| 2 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2012-08-30 |
|
| 331-250
| 3 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-07-20 |
|
| 331-250
| 4 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-07-20 |
|
| 331-250
| 5 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-07-20 |
|
| 331-250
| 6 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-07-20 |
|
| 331-250
| 7 |
Aurora |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2013-06-28 |
|
| 331-250
| 8 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-03-30 |
|
| 331-250
| 9 |
Aurora |
IL |
CHCGILMF2MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-04-12 |
|
| 331-251
| A |
Downers Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 331-251
| 0 |
Downers Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-02-01 |
|
| 331-251
| 1 |
Downers Grove |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-03-20 |
|
| 331-251
| 2 |
Downers Grove |
IL |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2013-03-05 |
|
| 331-251
| 3 |
Downers Grove |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-03-20 |
|
| 331-251
| 4 |
Downers Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-10-28 |
|
| 331-251
| 5 |
Downers Grove |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-11-28 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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