Local Calling Guide
Area code/prefix search
NPA: 773
[Rate centres in NPA 773]
[Dial plan for NPA 773]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 773-636
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 773-637
| A |
Chicago Zone 05-Merrimac |
IL |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| A |
Chicago Zone 06-Kedzie |
IL |
CHCGILKEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 0 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 1 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 2 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 3 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 4 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-11 |
|
| 773-638
| 5 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 6 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 7 |
Chicago Zone 06-Kedzie |
IL |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-06-01 |
|
| 773-638
| 8 |
Chicago Zone 06-Kedzie |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-638
| 9 |
Chicago Zone 06-Kedzie |
IL |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2014-10-09 |
|
| 773-639
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-639
| 0 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-01-14 |
|
| 773-639
| 1 |
Chicago Zone 03-Kildare |
IL |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-01-29 |
|
| 773-639
| 2 |
Chicago Zone 03-Kildare |
IL |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-02-13 |
|
| 773-639
| 3 |
Chicago Zone 03-Kildare |
IL |
|
829J PAETEC ITEL, LLC |
358 |
|
2008-08-19 |
|
| 773-639
| 4 |
Chicago Zone 03-Kildare |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-08-19 |
|
| 773-639
| 5 |
Chicago Zone 03-Kildare |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2024-12-31 |
|
| 773-639
| 6 |
Chicago Zone 03-Kildare |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-12-01 |
|
| 773-639
| 7 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-12-01 |
|
| 773-639
| 8 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-12-01 |
|
| 773-639
| 9 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-12-01 |
|
| 773-640
| A |
Chicago Zone 06-Kedzie |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-640
| 0 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-05-11 |
|
| 773-640
| 1 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-05-11 |
|
| 773-640
| 2 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-640
| 3 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-03-24 |
|
| 773-640
| 4 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-640
| 5 |
Chicago Zone 06-Kedzie |
IL |
|
829J PAETEC ITEL, LLC |
358 |
|
|
|
| 773-640
| 6 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-640
| 7 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-640
| 8 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-640
| 9 |
Chicago Zone 06-Kedzie |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2003-08-11 |
|
| 773-641
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-641
| 0 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 1 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 2 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 3 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 4 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 5 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-641
| 6 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-10 |
|
| 773-641
| 7 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-10 |
|
| 773-641
| 8 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2006-01-20 |
|
| 773-641
| 9 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2005-11-24 |
|
| 773-642
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-642
| 0 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-30 |
|
| 773-642
| 1 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-30 |
|
| 773-642
| 2 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-30 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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