Local Calling Guide
Area code/prefix search
NPA: 773
[Rate centres in NPA 773]
[Dial plan for NPA 773]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 773-873
| A |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 0 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 1 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 2 |
Chicago Zone 07-Stewart |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2021-03-05 |
|
| 773-873
| 3 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 4 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 5 |
Chicago Zone 07-Stewart |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2022-08-21 |
|
| 773-873
| 6 |
Chicago Zone 07-Stewart |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2020-11-13 |
|
| 773-873
| 7 |
Chicago Zone 07-Stewart |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2020-11-13 |
|
| 773-873
| 8 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-873
| 9 |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-874
| A |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-875
| A |
Chicago Zone 08-Portsmouth |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-876
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 773-876
| 0 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 1 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 2 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 3 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 4 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 5 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 6 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 7 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 8 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-876
| 9 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2006-05-11 |
|
| 773-877
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-877
| 0 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-09-04 |
|
| 773-877
| 1 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 2 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 3 |
Chicago Zone 03-Kildare |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-10-25 |
|
| 773-877
| 4 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 5 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 6 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 7 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 8 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-23 |
|
| 773-877
| 9 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-09-04 |
|
| 773-878
| A |
Chicago Zone 02-Edgewater |
IL |
CHCGILEDDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-879
| A |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 0 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 1 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 2 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 3 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 4 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 5 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 6 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 7 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 8 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-879
| 9 |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-880
| A |
Chicago Zone 04-Lakeview |
IL |
CHCGILLWDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-881
| A |
Chicago Zone 10-Beverly |
IL |
CHCGILBEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-882
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 773-883
| A |
Chicago Zone 04-Lakeview |
IL |
CHCGILLWDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-884
| A |
Chicago Zone 08-Portsmouth |
IL |
CHCGILPMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-885
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-885
| 0 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-05-02 |
|
| 773-885
| 1 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-05-02 |
|
| 773-885
| 2 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-05-02 |
|
| 773-885
| 3 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-05-02 |
|
| 773-885
| 4 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-04-29 |
|
| 773-885
| 5 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-04-29 |
|
| 773-885
| 6 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-05-02 |
|
| 773-885
| 7 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-04-29 |
|
| 773-885
| 8 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-04-29 |
|
| 773-885
| 9 |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-04-29 |
|
| 773-886
| A |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-886
| 0 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-12-15 |
|
| 773-886
| 1 |
Chicago Zone 07-Stewart |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-08-26 |
|
| 773-886
| 2 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 3 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 4 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 5 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 6 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 7 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 8 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2008-08-20 |
|
| 773-886
| 9 |
Chicago Zone 07-Stewart |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2007-12-15 |
|
| 773-887
| A |
Chicago Zone 05-Merrimac |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-887
| 0 |
Chicago Zone 05-Merrimac |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-02-28 |
|
| 773-887
| 1 |
Chicago Zone 05-Merrimac |
IL |
|
515J IP HORIZON LLC |
358 |
|
2013-05-05 |
|
| 773-887
| 2 |
Chicago Zone 05-Merrimac |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-26 |
|
| 773-887
| 3 |
Chicago Zone 05-Merrimac |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-01-28 |
|
| 773-887
| 4 |
Chicago Zone 05-Merrimac |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-01-28 |
|
| 773-887
| 5 |
Chicago Zone 05-Merrimac |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2007-01-28 |
|
| 773-887
| 6 |
Chicago Zone 05-Merrimac |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-26 |
|
| 773-887
| 7 |
Chicago Zone 05-Merrimac |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-10-20 |
|
| 773-887
| 8 |
Chicago Zone 05-Merrimac |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2013-09-22 |
|
| 773-887
| 9 |
Chicago Zone 05-Merrimac |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-888
| A |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
| 773-888
| 0 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-06-28 |
|
| 773-888
| 1 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-11 |
|
| 773-888
| 2 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-11 |
|
| 773-888
| 3 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-11 |
|
| 773-888
| 4 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-06-28 |
|
| 773-888
| 5 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2010-06-22 |
|
| 773-888
| 6 |
Chicago Zone 04-Humboldt |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-08-31 |
|
| 773-888
| 7 |
Chicago Zone 04-Humboldt |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-08-31 |
|
| 773-888
| 8 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2013-12-19 |
|
| 773-888
| 9 |
Chicago Zone 04-Humboldt |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-02-03 |
|
| 773-889
| A |
Chicago Zone 05-Merrimac |
IL |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-890
| A |
Chicago Zone 06-Lafayette |
IL |
CHCGILLADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-891
| A |
Chicago Zone 07-Stewart |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
|
|
| 773-891
| 0 |
Chicago Zone 07-Stewart |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-12-09 |
|
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Last updated: Mon, 15 Sep 2025 02:24:40 UTC
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