Local Calling Guide
Area code/prefix search
NPA: 779
[Rate centres in NPA 779]
[Dial plan for NPA 779]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 779-427
| 9 |
Momence |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-09-06 |
|
| 779-428
| A |
Rockford |
IL |
|
700J WAVENATION, LLC |
360 |
|
2025-09-14 |
|
| 779-428
| 0 |
Rockford |
IL |
|
700J WAVENATION, LLC |
360 |
|
2025-09-14 |
|
| 779-429
| A |
Wilmington |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
|
|
| 779-429
| 0 |
Wilmington |
IL |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2011-10-27 |
|
| 779-429
| 1 |
Wilmington |
IL |
|
515J IP HORIZON LLC |
358 |
|
2013-05-05 |
|
| 779-429
| 2 |
Wilmington |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-03-20 |
|
| 779-429
| 3 |
Wilmington |
IL |
|
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2014-04-15 |
|
| 779-429
| 4 |
Wilmington |
IL |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2015-08-06 |
|
| 779-429
| 5 |
Wilmington |
IL |
|
516C AT&T CORP. |
358 |
|
2011-10-28 |
|
| 779-429
| 6 |
Wilmington |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-05-25 |
|
| 779-429
| 7 |
Wilmington |
IL |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-02-25 |
|
| 779-429
| 8 |
Wilmington |
IL |
|
224C ONVOY, LLC |
358 |
|
2014-09-14 |
|
| 779-429
| 9 |
Wilmington |
IL |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-11-11 |
|
| 779-430
| A |
Sterling |
IL |
|
700J WAVENATION, LLC |
364 |
|
2025-09-14 |
|
| 779-430
| 0 |
Sterling |
IL |
|
700J WAVENATION, LLC |
364 |
|
2025-09-14 |
|
| 779-431
| A |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-10-03 |
|
| 779-431
| 0 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-10-29 |
|
| 779-431
| 1 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-11-14 |
|
| 779-431
| 2 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-12-24 |
|
| 779-431
| 3 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-12-24 |
|
| 779-431
| 4 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2026-01-30 |
|
| 779-431
| 5 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2026-01-30 |
|
| 779-431
| 6 |
De Kalb |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
364 |
|
2025-12-24 |
|
| 779-431
| 7 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-11-14 |
|
| 779-431
| 8 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-11-14 |
|
| 779-431
| 9 |
De Kalb |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
2025-10-03 |
|
| 779-432
| A |
Sheffield |
IL |
SHFDIL010MD |
4837 MTCO COMMUNICATIONS, INC. |
368 |
|
|
|
| 779-433
| A |
Dixon |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
364 |
|
2025-11-02 |
|
| 779-433
| 0 |
Dixon |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
364 |
|
2025-11-02 |
|
| 779-433
| 1 |
Dixon |
IL |
|
6265 UNITED STATES CELLULAR - IL |
364 |
|
2026-02-09 |
|
| 779-434
| A |
Joliet |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-01-11 |
|
| 779-434
| 0 |
Joliet |
IL |
|
224C ONVOY, LLC |
358 |
|
2026-01-12 |
|
| 779-434
| 7 |
Joliet |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-01-11 |
|
| 779-434
| 8 |
Joliet |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-01-11 |
|
| 779-434
| 9 |
Joliet |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-01-11 |
|
| 779-435
| A |
Joliet |
IL |
JOLTILJODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 779-435
| 0 |
Joliet |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2007-07-30 |
|
| 779-435
| 1 |
Joliet |
IL |
|
829J PAETEC ITEL, LLC |
358 |
|
2007-03-20 |
|
| 779-435
| 2 |
Joliet |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-04-05 |
|
| 779-435
| 3 |
Joliet |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-04-05 |
|
| 779-435
| 4 |
Joliet |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-04-05 |
|
| 779-435
| 5 |
Joliet |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2025-01-08 |
|
| 779-435
| 6 |
Joliet |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2007-03-19 |
|
| 779-435
| 7 |
Joliet |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2007-03-19 |
|
| 779-435
| 8 |
Joliet |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2007-03-19 |
|
| 779-435
| 9 |
Joliet |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2007-06-10 |
|
| 779-436
| A |
Plainfield |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2026-01-09 |
|
| 779-436
| 9 |
Plainfield |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2026-01-09 |
|
| 779-437
| A |
Momence |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-01-20 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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