Local Calling Guide
Area code/prefix search
Chicago Zone 05-Merrimac, IL
1 2 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 773-237
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-295
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-295
| 0 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2007-10-26 |
|
| 773-295
| 1 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2005-04-28 |
|
| 773-295
| 2 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-03-24 |
|
| 773-295
| 3 |
|
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2004-11-12 |
|
| 773-295
| 4 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2003-08-18 |
|
| 773-295
| 5 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2007-12-24 |
|
| 773-295
| 6 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-03-24 |
|
| 773-295
| 7 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2005-04-28 |
|
| 773-295
| 8 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2000-10-16 |
|
| 773-295
| 9 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-385
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-479
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-622
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-637
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-676
| A |
CHCGIL24DS0 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 773-676
| 0 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-16 |
|
| 773-676
| 1 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 773-676
| 2 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-16 |
|
| 773-676
| 3 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 773-676
| 4 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 773-676
| 5 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 773-676
| 6 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 773-676
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-24 |
|
| 773-676
| 8 |
|
224C ONVOY, LLC |
358 |
|
2022-08-22 |
|
| 773-676
| 9 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-16 |
|
| 773-745
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 0 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 1 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 2 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 3 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 4 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 5 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 6 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 7 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-804
| 8 |
|
224C ONVOY, LLC |
358 |
|
2013-07-31 |
|
| 773-804
| 9 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| A |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 0 |
|
224C ONVOY, LLC |
358 |
|
2021-12-24 |
|
| 773-836
| 1 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 2 |
|
224C ONVOY, LLC |
358 |
|
2021-12-24 |
|
| 773-836
| 3 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 4 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-10-14 |
|
| 773-836
| 5 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 6 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
358 |
|
2012-06-10 |
|
| 773-836
| 7 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 8 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-836
| 9 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
1 2 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.