Local Calling Guide
Area code/prefix search
Naperville, IL
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-330
| 1 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-06 |
|
| 331-330
| 2 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2009-11-02 |
|
| 331-330
| 3 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-02-11 |
|
| 331-330
| 4 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2010-03-07 |
|
| 331-330
| 5 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-03-25 |
|
| 331-330
| 6 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-03-25 |
|
| 331-330
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-04-18 |
|
| 331-330
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-06-25 |
|
| 331-330
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-10-03 |
|
| 331-332
| A |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 331-332
| 0 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-11-09 |
|
| 331-332
| 1 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 2 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 3 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 4 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 5 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 6 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 7 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 8 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-332
| 9 |
NPVLILNADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-16 |
|
| 331-333
| A |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
|
|
| 331-333
| 0 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-05 |
|
| 331-333
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-16 |
|
| 331-333
| 2 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2010-06-10 |
|
| 331-333
| 3 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-16 |
|
| 331-333
| 4 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2010-03-04 |
|
| 331-333
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2009-07-30 |
|
| 331-333
| 6 |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2025-01-08 |
|
| 331-333
| 7 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2009-07-28 |
|
| 331-333
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-10-30 |
|
| 331-333
| 9 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2010-10-31 |
|
| 331-342
| A |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-01-22 |
|
| 331-342
| 0 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-01-22 |
|
| 331-342
| 1 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-01-22 |
|
| 331-342
| 2 |
CHCGILWUVMD |
321J HD CARRIER LLC |
358 |
|
2026-03-08 |
|
| 331-342
| 3 |
CHCGILWUVMD |
321J HD CARRIER LLC |
358 |
|
2026-03-08 |
|
| 331-342
| 4 |
CHCGILWUVMD |
321J HD CARRIER LLC |
358 |
|
2026-03-08 |
|
| 331-342
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-02-20 |
|
| 331-342
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2026-05-03 |
|
| 331-342
| 7 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-05-31 |
|
| 331-342
| 8 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-01-23 |
|
| 331-342
| 9 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-01-23 |
|
| 331-345
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 331-345
| 0 |
CHCGIL24MMD |
515J IP HORIZON LLC |
358 |
|
2021-06-12 |
|
| 331-345
| 1 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2021-10-14 |
|
| 331-345
| 2 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2021-10-14 |
|
| 331-345
| 3 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2024-10-11 |
|
| 331-345
| 4 |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-06-18 |
|
| 331-345
| 5 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2021-10-14 |
|
| 331-345
| 6 |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2021-01-17 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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