Local Calling Guide
Area code/prefix search
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 312-697
| 1 |
Chicago Zone 01-Wabash |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2014-05-03 |
|
| 312-698
| A |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 0 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 1 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 2 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 3 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2010-12-30 |
|
| 312-698
| 4 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 5 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 6 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 7 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 8 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-698
| 9 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-728
| 9 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2018-07-08 |
|
| 312-736
| 9 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2019-02-16 |
|
| 312-741
| 8 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2018-10-15 |
|
| 312-752
| A |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-752
| 1 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-06-11 |
|
| 312-752
| 3 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-06-11 |
|
| 312-752
| 4 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-06-11 |
|
| 312-754
| 4 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-08-03 |
|
| 312-756
| 0 |
Chicago Zone 01-Canal |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-04-13 |
|
| 312-756
| 7 |
Chicago Zone 01-Canal |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-04-13 |
|
| 312-756
| 8 |
Chicago Zone 01-Canal |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2018-09-01 |
|
| 312-776
| 2 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2019-05-24 |
|
| 312-776
| 3 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2019-05-24 |
|
| 312-779
| 2 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2019-07-15 |
|
| 312-789
| 4 |
Chicago Zone 01-Wabash |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-04-13 |
|
| 312-789
| 5 |
Chicago Zone 01-Wabash |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-05-30 |
|
| 312-799
| 7 |
Chicago Zone 01-Superior |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2000-08-29 |
|
| 312-800
| 1 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-27 |
|
| 312-800
| 2 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-27 |
|
| 312-818
| 4 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-10-04 |
|
| 312-818
| 5 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-10-04 |
|
| 312-824
| 0 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-08-05 |
|
| 312-854
| 0 |
Chicago Zone 01-Franklin |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
| 312-854
| 1 |
Chicago Zone 01-Franklin |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
| 312-854
| 2 |
Chicago Zone 01-Franklin |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
| 312-858
| 1 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 2 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 3 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 4 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 5 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 6 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 7 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 8 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-858
| 9 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-02-20 |
|
| 312-871
| 3 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-06-25 |
|
| 312-872
| A |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-872
| 5 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2018-09-02 |
|
| 312-878
| 1 |
Chicago Zone 01-Calumet |
IL |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-06-09 |
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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