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 |
| 815-599
| 4 |
Freeport |
IL |
RCFRILRCX3X |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
360 |
|
|
|
| 815-599
| 5 |
Freeport |
IL |
FRPTILXADS0 |
1036 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-599
| 6 |
Freeport |
IL |
FRPTILXADS0 |
1036 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-599
| 7 |
Freeport |
IL |
FRPTILXADS0 |
1036 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-599
| 8 |
Freeport |
IL |
FRPTILXADS0 |
1036 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-599
| 9 |
Freeport |
IL |
FRPTILXA8MD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2016-02-10 |
|
| 815-600
| A |
Joliet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 815-600
| 0 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2003-10-05 |
|
| 815-600
| 1 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2004-01-28 |
|
| 815-600
| 2 |
Joliet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2006-10-30 |
|
| 815-600
| 3 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2004-01-28 |
|
| 815-600
| 4 |
Joliet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2004-01-28 |
|
| 815-600
| 5 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2004-04-04 |
|
| 815-600
| 6 |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2004-04-04 |
|
| 815-600
| 7 |
Joliet |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-12-08 |
|
| 815-600
| 8 |
Joliet |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-12-08 |
|
| 815-600
| 9 |
Joliet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-07-11 |
|
| 815-601
| A |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
|
|
| 815-601
| 0 |
Rockford |
IL |
RCFRILRTX5Y |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
360 |
|
2015-10-03 |
|
| 815-601
| 1 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 2 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 3 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 4 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 5 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 6 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 7 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 8 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-601
| 9 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
2004-03-20 |
|
| 815-602
| A |
Kankakee |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 815-603
| A |
Joliet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 815-604
| A |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
|
|
| 815-604
| 0 |
Belvidere |
IL |
RCFRILRTXXX |
073H TELNYX LLC |
360 |
|
2020-06-12 |
|
| 815-604
| 1 |
Belvidere |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
360 |
|
2020-12-13 |
|
| 815-604
| 4 |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2023-06-05 |
|
| 815-604
| 6 |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2019-08-31 |
|
| 815-604
| 7 |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2019-08-31 |
|
| 815-604
| 8 |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2019-08-30 |
|
| 815-604
| 9 |
Belvidere |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2024-07-15 |
|
| 815-605
| A |
Grant Park |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-605
| 0 |
Grant Park |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2022-07-07 |
|
| 815-605
| 1 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-10-01 |
|
| 815-605
| 2 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-12-27 |
|
| 815-605
| 4 |
Grant Park |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-02-06 |
|
| 815-605
| 5 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-03-26 |
|
| 815-605
| 6 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-03-26 |
|
| 815-605
| 7 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-26 |
|
| 815-605
| 8 |
Grant Park |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-26 |
|
| 815-605
| 9 |
Grant Park |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-606
| A |
Ottawa |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 815-607
| A |
Pearl City |
IL |
FRPTILXAJMD |
624H ONVOY SPECTRUM, LLC |
360 |
|
2024-12-05 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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