Local Calling Guide
Area code/prefix search
NPA: 312
[Rate centres in NPA 312]
[Dial plan for NPA 312]
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 |
312-707
| A |
Chicago Zone 01-Canal |
IL |
CHCGILCLDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-708
| A |
Chicago Zone 01-Calumet |
IL |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-04-24 |
|
312-709
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
312-710
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-712
| A |
Chicago Zone 01-Superior |
IL |
CHCGILSUDS2 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-713
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILBWCM2 |
9748 AMERICAN MESSAGING SERVICES, LLC |
358 |
|
|
|
312-714
| A |
Chicago Zone 01-Canal |
IL |
CHCGILCLDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-715
| A |
Chicago Zone 01-Canal |
IL |
CHCGILCLDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-716
| A |
Chicago Zone 01-Canal |
IL |
CHCGILCLDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-717
| A |
La Grange |
IL |
CHCGILWBXDZ |
6630 USA MOBILITY WIRELESS, INC. |
358 |
|
|
|
312-718
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
312-719
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILMF2MD |
6664 SPRINT SPECTRUM, L.P. |
358 |
|
|
|
312-720
| A |
Chicago Zone 01-Wabash |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
312-721
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
312-722
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILWUX1X |
8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL |
358 |
|
|
|
312-723
| A |
Chicago Zone 01-Calumet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-724
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
312-725
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
312-726
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-727
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS2 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-728
| A |
Chicago Zone 01-Calumet |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
|
|
312-729
| A |
Chicago Zone 01-Lakeshore |
IL |
CHCGILLRDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-730
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILCLDSC |
7421 AT&T - LOCAL |
358 |
|
|
|
312-731
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
312-732
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILWBDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-733
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-734
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
312-735
| A |
Chicago Zone 04-Humboldt |
IL |
|
6529 T-MOBILE USA, INC. |
358 |
|
|
|
312-736
| A |
Chicago Zone 01-Calumet |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
312-737
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS4 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-738
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-739
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-740
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILBWCM2 |
9748 AMERICAN MESSAGING SERVICES, LLC |
358 |
|
|
|
312-741
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
|
|
312-742
| A |
Chicago Zone 01-Illinois Dearborn |
IL |
CHCGILIDDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-743
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-744
| A |
Chicago Zone 01-Illinois Dearborn |
IL |
CHCGILIDDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-745
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILWBDS2 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-746
| A |
Chicago Zone 01-Monroe |
IL |
CHCGILMODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-747
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILWBDS2 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-748
| A |
Chicago Zone 01-Calumet |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
312-749
| A |
Hinsdale |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
312-750
| A |
Chicago Zone 01-Franklin |
IL |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-751
| A |
Chicago Zone 01-Superior |
IL |
CHCGILSUDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-752
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
312-753
| A |
Chicago Zone 01-Wabash |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
312-754
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILCPDS9 |
138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL |
358 |
|
|
|
312-755
| A |
Chicago Zone 01-Illinois Dearborn |
IL |
CHCGILIDDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-756
| A |
Chicago Zone 01-Canal |
IL |
CHCGILCLDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
312-757
| A |
Chicago Zone 01-Calumet |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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