Local Calling Guide
Area code/prefix search
Chicago Zone 04-Humboldt, IL
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 773-292
| A |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-305
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 0 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 1 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 2 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 4 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 5 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 6 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2019-12-28 |
|
| 773-305
| 7 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 8 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-305
| 9 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-328
| A |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-328
| 0 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2011-03-16 |
|
| 773-328
| 1 |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2010-09-19 |
|
| 773-328
| 2 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-328
| 3 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-328
| 4 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-328
| 5 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2004-09-12 |
|
| 773-328
| 6 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-328
| 7 |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2001-09-10 |
|
| 773-328
| 8 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2010-11-27 |
|
| 773-328
| 9 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2011-03-16 |
|
| 773-342
| A |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-360
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-360
| 0 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-10-25 |
|
| 773-360
| 1 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-09-07 |
|
| 773-360
| 2 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-360
| 3 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-03-05 |
|
| 773-360
| 4 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2019-02-09 |
|
| 773-360
| 5 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-04-24 |
|
| 773-360
| 6 |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2006-05-12 |
|
| 773-360
| 7 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-06-02 |
|
| 773-360
| 8 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-03-31 |
|
| 773-360
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2022-08-21 |
|
| 773-365
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 0 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2018-03-30 |
|
| 773-365
| 2 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2018-02-16 |
|
| 773-365
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 4 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 5 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 6 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 7 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 8 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-365
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-01-18 |
|
| 773-384
| A |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-394
| A |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-394
| 0 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2015-08-14 |
|
| 773-394
| 1 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2018-04-17 |
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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