Local Calling Guide
Area code/prefix search
NPA: 815
[Rate centres in NPA 815]
[Dial plan for NPA 815]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-405
| 8 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 815-405
| 9 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 815-406
| A |
Byron |
IL |
BYRNILXADS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-406
| 0 |
Byron |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2019-09-06 |
|
| 815-406
| 1 |
Byron |
IL |
RCFRILRTPMD |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
360 |
|
2019-04-22 |
|
| 815-406
| 2 |
Byron |
IL |
RCFRILRTX3Y |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
360 |
|
|
|
| 815-406
| 3 |
Byron |
IL |
RCFRILRTX3Y |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
360 |
|
|
|
| 815-406
| 4 |
Byron |
IL |
RCFRILRTX3Y |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
360 |
|
|
|
| 815-406
| 5 |
Byron |
IL |
RCFRILRTX4Y |
318J COMCAST IP PHONE, LLC |
360 |
|
2006-08-11 |
|
| 815-406
| 6 |
Byron |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2018-07-30 |
|
| 815-406
| 8 |
Byron |
IL |
RCFRILRTX4Y |
318J COMCAST IP PHONE, LLC |
360 |
|
2007-09-23 |
|
| 815-406
| 9 |
Byron |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2020-05-21 |
|
| 815-407
| A |
Romeoville |
IL |
RMVLILRMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-407
| 0 |
Romeoville |
IL |
RMVLILRMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-407
| 1 |
Romeoville |
IL |
RMVLILRMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-407
| 2 |
Romeoville |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2014-09-20 |
|
| 815-407
| 3 |
Romeoville |
IL |
CHCGILWUSMD |
145J TERRA NOVA TELECOM INC. |
358 |
|
2024-09-13 |
|
| 815-407
| 4 |
Romeoville |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-04-21 |
|
| 815-407
| 5 |
Romeoville |
IL |
RMVLILRMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-407
| 6 |
Romeoville |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-11-02 |
|
| 815-407
| 7 |
Romeoville |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-06-19 |
|
| 815-407
| 8 |
Romeoville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-05-15 |
|
| 815-407
| 9 |
Romeoville |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-11-18 |
|
| 815-408
| A |
Utica |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
| 815-408
| 0 |
Utica |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2009-01-13 |
|
| 815-408
| 1 |
Utica |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-05 |
|
| 815-408
| 2 |
Utica |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-27 |
|
| 815-408
| 3 |
Utica |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-27 |
|
| 815-408
| 5 |
Utica |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-08-09 |
|
| 815-408
| 6 |
Utica |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-06-11 |
|
| 815-408
| 7 |
Utica |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-02-25 |
|
| 815-408
| 9 |
Utica |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-06-17 |
|
| 815-409
| A |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 815-409
| 0 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2005-10-09 |
|
| 815-409
| 1 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2005-10-09 |
|
| 815-409
| 2 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2005-10-09 |
|
| 815-409
| 3 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-10-10 |
|
| 815-409
| 4 |
Joliet |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-01-27 |
|
| 815-409
| 5 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2006-01-30 |
|
| 815-409
| 6 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2006-01-30 |
|
| 815-409
| 7 |
Joliet |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2005-10-10 |
|
| 815-409
| 8 |
Joliet |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-03-26 |
|
| 815-409
| 9 |
Joliet |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-01-13 |
|
| 815-410
| A |
La Salle |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-410
| 0 |
La Salle |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-410
| 1 |
La Salle |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-410
| 2 |
La Salle |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2003-07-07 |
|
| 815-410
| 3 |
La Salle |
IL |
EGVGILIFDS0 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2004-05-29 |
|
| 815-410
| 4 |
La Salle |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-09-04 |
|
| 815-410
| 5 |
La Salle |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2011-06-01 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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