Local Calling Guide
Area code/prefix search
Chicago Zone 01-Calumet, IL
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 312-619
| 5 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2012-11-04 |
|
| 312-619
| 6 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-11-18 |
|
| 312-619
| 7 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2012-11-28 |
|
| 312-619
| 8 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2012-11-28 |
|
| 312-619
| 9 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2012-10-26 |
|
| 312-620
| A |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
| 312-620
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 2 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 3 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-620
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-10-13 |
|
| 312-625
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-625
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 2 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 3 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 4 |
CHCGILCPDS9 |
138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL |
358 |
|
2014-02-24 |
|
| 312-625
| 5 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2014-01-26 |
|
| 312-625
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-625
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-626
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 312-626
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 1 |
CHCGIL24DS3 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
2013-07-21 |
|
| 312-626
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2008-03-31 |
|
| 312-626
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 7 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-626
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-08-15 |
|
| 312-628
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 312-631
| A |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
|
|
| 312-631
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-05-24 |
|
| 312-631
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-05-24 |
|
| 312-631
| 2 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2013-07-05 |
|
| 312-631
| 3 |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2013-07-03 |
|
| 312-631
| 4 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2013-05-01 |
|
| 312-631
| 5 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2013-05-01 |
|
| 312-631
| 6 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2013-05-01 |
|
| 312-631
| 7 |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2013-05-31 |
|
| 312-631
| 8 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2013-05-01 |
|
| 312-631
| 9 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2013-05-01 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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