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 |
| 815-629
| 4 |
Shirland |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2021-08-12 |
|
| 815-629
| 6 |
Shirland |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2018-08-03 |
|
| 815-629
| 9 |
Shirland |
IL |
SHLDILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-630
| A |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 815-630
| 0 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-09-07 |
|
| 815-630
| 1 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-10-03 |
|
| 815-630
| 2 |
Joliet |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-01-18 |
|
| 815-630
| 3 |
Joliet |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-01-18 |
|
| 815-630
| 4 |
Joliet |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-10-29 |
|
| 815-630
| 5 |
Joliet |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-10-29 |
|
| 815-630
| 6 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-05-23 |
|
| 815-630
| 7 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-12-08 |
|
| 815-630
| 8 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-22 |
|
| 815-630
| 9 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-04-01 |
|
| 815-631
| A |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-631
| 0 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-631
| 1 |
Sterling |
IL |
DKLBILXAXBX |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
364 |
|
|
|
| 815-631
| 2 |
Sterling |
IL |
DKLBILXAXBX |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
364 |
|
|
|
| 815-631
| 3 |
Sterling |
IL |
DKLBILXAXBX |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
364 |
|
|
|
| 815-631
| 4 |
Sterling |
IL |
DKLBILXAXBX |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
364 |
|
|
|
| 815-631
| 5 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-631
| 6 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-631
| 7 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-631
| 8 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-631
| 9 |
Sterling |
IL |
DKLBILXAXBX |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
364 |
|
2023-11-17 |
|
| 815-632
| A |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 0 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 1 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 2 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 3 |
Sterling |
IL |
DKLBILXAX8X |
318J COMCAST IP PHONE, LLC |
364 |
|
2010-08-06 |
|
| 815-632
| 4 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 5 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 6 |
Sterling |
IL |
STNGILSIDS0 |
9329 ILLINOIS BELL TEL CO |
364 |
|
|
|
| 815-632
| 7 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-632
| 8 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-632
| 9 |
Sterling |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
| 815-633
| A |
Rockford |
IL |
LVPKILRNDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-634
| A |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 0 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 1 |
Coal City |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-26 |
|
| 815-634
| 2 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 3 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 4 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 5 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 6 |
Coal City |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-09-30 |
|
| 815-634
| 7 |
Coal City |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-26 |
|
| 815-634
| 8 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-634
| 9 |
Coal City |
IL |
CLCYILCGRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-635
| A |
Chatsworth |
IL |
CHWOILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 815-635
| 0 |
Chatsworth |
IL |
BLTNILXDX0X |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
366 |
|
2020-03-12 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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