Local Calling Guide
Area code/prefix search
NPA: 312
[Rate centres in NPA 312]
[Dial plan for NPA 312]
<< 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 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
312-847
| 2 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 3 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 4 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 5 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 6 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 7 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 8 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-847
| 9 |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-30 |
|
312-848
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
312-849
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-850
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-851
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILWUDS4 |
6630 USA MOBILITY WIRELESS, INC. |
358 |
|
|
|
312-852
| A |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 0 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 1 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 2 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 3 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 4 |
Chicago Zone 01-Wabash |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-02-24 |
|
312-852
| 5 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 6 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 7 |
Chicago Zone 01-Wabash |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-02-24 |
|
312-852
| 8 |
Chicago Zone 01-Wabash |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-852
| 9 |
Chicago Zone 01-Wabash |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-02-24 |
|
312-853
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS4 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-854
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-854
| 0 |
Chicago Zone 01-Franklin |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
312-854
| 1 |
Chicago Zone 01-Franklin |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
312-854
| 2 |
Chicago Zone 01-Franklin |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2008-07-02 |
|
312-854
| 3 |
Chicago Zone 01-Franklin |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-854
| 4 |
Chicago Zone 01-Franklin |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-854
| 5 |
Chicago Zone 01-Franklin |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-854
| 6 |
Chicago Zone 01-Franklin |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-854
| 7 |
Chicago Zone 01-Franklin |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2008-07-21 |
|
312-854
| 8 |
Chicago Zone 01-Franklin |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2008-07-21 |
|
312-854
| 9 |
Chicago Zone 01-Franklin |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-04 |
|
312-855
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-856
| A |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-856
| 0 |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-856
| 1 |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-856
| 2 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 3 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 4 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 5 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 6 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 7 |
Chicago Zone 01-Lakeshore |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2015-01-03 |
|
312-856
| 8 |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-856
| 9 |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-857
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-857
| 0 |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-857
| 1 |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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