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 |
| 773-786
| 4 |
Chicago Zone 05-Austin |
IL |
|
829J PAETEC ITEL, LLC |
358 |
|
|
|
| 773-786
| 5 |
Chicago Zone 05-Austin |
IL |
|
829J PAETEC ITEL, LLC |
358 |
|
|
|
| 773-786
| 6 |
Chicago Zone 05-Austin |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-04-23 |
|
| 773-786
| 7 |
Chicago Zone 05-Austin |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-04-23 |
|
| 773-786
| 8 |
Chicago Zone 05-Austin |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-23 |
|
| 773-786
| 9 |
Chicago Zone 05-Austin |
IL |
|
224C ONVOY, LLC |
358 |
|
2014-09-29 |
|
| 773-787
| A |
Chicago Zone 10-Beverly |
IL |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-787
| 0 |
Chicago Zone 10-Beverly |
IL |
|
224C ONVOY, LLC |
358 |
|
2025-11-08 |
|
| 773-787
| 1 |
Chicago Zone 10-Beverly |
IL |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-787
| 2 |
Chicago Zone 10-Beverly |
IL |
|
224C ONVOY, LLC |
358 |
|
2025-11-08 |
|
| 773-787
| 3 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-02-20 |
|
| 773-787
| 4 |
Chicago Zone 10-Beverly |
IL |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 773-787
| 5 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-02-20 |
|
| 773-787
| 6 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-04-02 |
|
| 773-787
| 7 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-02-20 |
|
| 773-787
| 8 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-02-20 |
|
| 773-787
| 9 |
Chicago Zone 10-Beverly |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2004-04-02 |
|
| 773-788
| A |
Summit |
IL |
SMMTILSMDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-788
| 0 |
Summit |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-788
| 1 |
Summit |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-788
| 2 |
Summit |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-09-18 |
|
| 773-788
| 3 |
Summit |
IL |
|
224C ONVOY, LLC |
358 |
|
2022-08-21 |
|
| 773-788
| 4 |
Summit |
IL |
|
224C ONVOY, LLC |
358 |
|
2022-08-21 |
|
| 773-788
| 5 |
Summit |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-09 |
|
| 773-788
| 6 |
Summit |
IL |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2007-03-03 |
|
| 773-788
| 7 |
Summit |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-788
| 8 |
Summit |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-07-09 |
|
| 773-788
| 9 |
Summit |
IL |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 773-789
| A |
Chicago Zone 08-Portsmouth |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
| 773-789
| 0 |
Chicago Zone 08-Portsmouth |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-04-04 |
|
| 773-789
| 1 |
Chicago Zone 08-Portsmouth |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-04-04 |
|
| 773-789
| 2 |
Chicago Zone 08-Portsmouth |
IL |
|
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
2007-09-03 |
|
| 773-789
| 3 |
Chicago Zone 08-Portsmouth |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-04-04 |
|
| 773-789
| 4 |
Chicago Zone 08-Portsmouth |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2008-04-04 |
|
| 773-789
| 5 |
Chicago Zone 08-Portsmouth |
IL |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2009-04-24 |
|
| 773-789
| 6 |
Chicago Zone 08-Portsmouth |
IL |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2008-12-01 |
|
| 773-789
| 7 |
Chicago Zone 08-Portsmouth |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2008-12-18 |
|
| 773-789
| 8 |
Chicago Zone 08-Portsmouth |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2008-12-18 |
|
| 773-789
| 9 |
Chicago Zone 08-Portsmouth |
IL |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2008-12-18 |
|
| 773-790
| A |
Chicago Zone 03-Kildare |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-790
| 0 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 1 |
Chicago Zone 03-Kildare |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 2 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 3 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 4 |
Chicago Zone 03-Kildare |
IL |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 773-790
| 5 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 6 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-06-28 |
|
| 773-790
| 7 |
Chicago Zone 03-Kildare |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-02-17 |
|
| 773-790
| 8 |
Chicago Zone 03-Kildare |
IL |
|
5562 METROPCS, INC. |
358 |
|
2007-11-09 |
|
| 773-790
| 9 |
Chicago Zone 03-Kildare |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
2007-11-09 |
|
<< 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 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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