Local Calling Guide
Area code/prefix search
NPA: 773
[Rate centres in NPA 773]
[Dial plan for NPA 773]
Block: A
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 773-352
| A |
Chicago Zone 03-Kildare |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 773-353
| A |
Chicago Zone 03-Kildare |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-354
| A |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-355
| A |
Chicago Zone 03-Kildare |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-356
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILSCDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-357
| A |
Chicago Zone 11-O'Hare |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
|
|
| 773-358
| A |
Chicago Zone 07-Oakland |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-359
| A |
Chicago Zone 09-South Chicago |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-360
| A |
Chicago Zone 04-Humboldt |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-361
| A |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-362
| A |
Chicago Zone 08-Portsmouth |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-363
| A |
Chicago Zone 07-Hyde Park |
IL |
CHCGILDODS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-364
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-365
| A |
Chicago Zone 04-Humboldt |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-366
| A |
Chicago Zone 10-Beverly |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-367
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-368
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-369
| A |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 773-370
| A |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-371
| A |
Chicago Zone 07-Stewart |
IL |
CHCGILSTDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-372
| A |
Chicago Zone 03-Kildare |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 773-373
| A |
Chicago Zone 07-Oakland |
IL |
CHCGILOKDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-374
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILSCDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-375
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILSCDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-376
| A |
Chicago Zone 06-Lafayette |
IL |
CHCGILLADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-377
| A |
Chicago Zone 11-O'Hare |
IL |
CHCGIL24DS0 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 773-378
| A |
Chicago Zone 05-Austin |
IL |
CHCGILAURP0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-379
| A |
Chicago Zone 05-Austin |
IL |
CHCGILAURP0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-380
| A |
Chicago Zone 03-Newcastle |
IL |
PRRGILXLDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-381
| A |
Chicago Zone 02-Rogers Park |
IL |
CHCGILRPDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-382
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-383
| A |
Chicago Zone 03-Kildare |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 773-384
| A |
Chicago Zone 04-Humboldt |
IL |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-385
| A |
Chicago Zone 05-Merrimac |
IL |
CHCGILMEDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-386
| A |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-387
| A |
Chicago Zone 10-Pullman |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-388
| A |
Chicago Zone 04-Lakeview |
IL |
CHCGILLWDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-389
| A |
Chicago Zone 09-South Chicago |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2024-02-12 |
|
| 773-390
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
| 773-391
| A |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 773-392
| A |
Chicago Zone 01-Calumet |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-393
| A |
Chicago Zone 01-Calumet |
IL |
LBRDILGOAMD |
6630 USA MOBILITY WIRELESS, INC. |
358 |
|
|
|
| 773-394
| A |
Chicago Zone 04-Humboldt |
IL |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-395
| A |
Chicago Zone 04-Humboldt |
IL |
CHCGILHBDS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-396
| A |
Chicago Zone 10-Beverly |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 773-397
| A |
Chicago Zone 03-Kildare |
IL |
BFGVILASG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 773-398
| A |
Chicago Zone 03-Kildare |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 773-399
| A |
Chicago Zone 03-Newcastle |
IL |
PRRGILXLDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-400
| A |
Chicago Zone 02-Edgewater |
IL |
CHCGILBWCM2 |
9748 AMERICAN MESSAGING SERVICES, LLC |
358 |
|
|
|
| 773-401
| A |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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