Local Calling Guide
Area code/prefix search
Somonauk, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-498
| A |
SMNKILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-498
| 0 |
|
073H TELNYX LLC |
358 |
|
2020-07-20 |
|
| 815-498
| 1 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-498
| 2 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-498
| 3 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-498
| 4 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-498
| 5 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2023-03-13 |
|
| 815-498
| 6 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2005-10-07 |
|
| 815-498
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2015-06-25 |
|
| 815-498
| 8 |
|
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2004-02-07 |
|
| 815-498
| 9 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-797
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-797
| 0 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-797
| 1 |
|
593K MCC TELEPHONY LLC |
358 |
|
2010-06-13 |
|
| 815-797
| 2 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-01-31 |
|
| 815-797
| 4 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-09-04 |
|
| 815-797
| 7 |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2025-05-21 |
|
| 815-797
| 9 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2008-12-12 |
|
| 815-826
| A |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 815-826
| 0 |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2004-07-03 |
|
| 815-826
| 1 |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2011-09-09 |
|
| 815-826
| 4 |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2026-02-02 |
|
| 815-826
| 5 |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2025-12-19 |
|
| 815-826
| 6 |
|
224C ONVOY, LLC |
358 |
|
2021-04-01 |
|
| 815-826
| 7 |
|
224C ONVOY, LLC |
358 |
|
2021-04-01 |
|
| 815-826
| 8 |
|
224C ONVOY, LLC |
358 |
|
2019-08-24 |
|
| 815-826
| 9 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-04-28 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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