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 |
| 312-473
| 4 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-473
| 5 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-473
| 6 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-473
| 7 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-473
| 8 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-473
| 9 |
OKBRILDODS0 |
259E YMAX COMMUNICATIONS CORP. - IL |
358 |
|
2007-01-06 |
|
| 312-476
| A |
|
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-476
| 0 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-03-01 |
|
| 312-476
| 1 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2000-08-29 |
|
| 312-476
| 2 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2000-08-29 |
|
| 312-476
| 3 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-05-01 |
|
| 312-476
| 4 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-05-01 |
|
| 312-476
| 5 |
CHCGILFRDS4 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-04 |
|
| 312-476
| 6 |
CHCGILFRDS4 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-04 |
|
| 312-476
| 7 |
CHCGILFRDS4 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-04 |
|
| 312-476
| 8 |
CHCGILAEDS3 |
5917 FIRST COMMUNICATIONS, LLC |
358 |
|
2009-09-16 |
|
| 312-476
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-04 |
|
| 312-477
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-477
| 0 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-04-13 |
|
| 312-477
| 1 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-06-22 |
|
| 312-477
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2011-02-10 |
|
| 312-477
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2011-02-10 |
|
| 312-477
| 4 |
CHCGILCLEMD |
7421 AT&T - LOCAL |
358 |
|
2011-02-14 |
|
| 312-477
| 5 |
CHCGILWUX1X |
4717 PAETEC COMMUNICATIONS, INC. - IL |
358 |
|
2011-02-10 |
|
| 312-477
| 6 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-02-18 |
|
| 312-477
| 7 |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2011-03-04 |
|
| 312-477
| 8 |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2011-03-04 |
|
| 312-477
| 9 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-03-15 |
|
| 312-478
| A |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-478
| 0 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 1 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 2 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 3 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 4 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 5 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 6 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 7 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 8 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-478
| 9 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-05-18 |
|
| 312-481
| A |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
|
|
| 312-481
| 0 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-28 |
|
| 312-481
| 1 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-28 |
|
| 312-481
| 2 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-28 |
|
| 312-481
| 3 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-28 |
|
| 312-481
| 4 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-29 |
|
| 312-481
| 5 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-29 |
|
| 312-481
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2018-07-26 |
|
| 312-481
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2018-07-26 |
|
| 312-481
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2018-07-26 |
|
| 312-481
| 9 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2017-08-28 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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