Local Calling Guide
Area code/prefix search
Clinton, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 217-570
| A |
LNCLILXCCMD |
6529 T-MOBILE USA, INC. |
366 |
|
|
|
| 217-570
| 0 |
|
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
366 |
|
2010-03-15 |
|
| 217-570
| 1 |
|
939H COMMIO, LLC |
366 |
|
2022-03-27 |
|
| 217-570
| 2 |
|
224C ONVOY, LLC |
366 |
|
2025-10-26 |
|
| 217-570
| 3 |
|
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
366 |
|
2010-03-01 |
|
| 217-570
| 4 |
|
6529 T-MOBILE USA, INC. |
366 |
|
2021-08-13 |
|
| 217-570
| 5 |
|
6529 T-MOBILE USA, INC. |
366 |
|
2021-08-13 |
|
| 217-570
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
366 |
|
2014-08-13 |
|
| 217-570
| 8 |
|
6529 T-MOBILE USA, INC. |
366 |
|
|
|
| 217-570
| 9 |
|
6529 T-MOBILE USA, INC. |
366 |
|
2021-08-13 |
|
| 217-731
| A |
BLTNILATVMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
|
|
| 217-731
| 0 |
|
624H ONVOY SPECTRUM, LLC |
366 |
|
2024-04-08 |
|
| 217-731
| 1 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
2010-07-15 |
|
| 217-731
| 2 |
|
6529 T-MOBILE USA, INC. |
366 |
|
2021-03-06 |
|
| 217-731
| 4 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
|
|
| 217-731
| 6 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
366 |
|
2013-03-14 |
|
| 217-934
| A |
CLTNILXCDS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 217-934
| 0 |
|
224C ONVOY, LLC |
366 |
|
2026-02-20 |
|
| 217-934
| 4 |
|
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
366 |
|
2005-02-01 |
|
| 217-935
| A |
CLTNILXCDS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 217-937
| A |
CLTNILXCDS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 217-937
| 1 |
|
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 217-937
| 2 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
366 |
|
|
|
| 217-937
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
366 |
|
|
|
| 217-937
| 4 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
366 |
|
|
|
| 217-937
| 5 |
|
145J TERRA NOVA TELECOM INC. |
366 |
|
2023-06-24 |
|
| 217-937
| 6 |
|
224C ONVOY, LLC |
366 |
|
2024-01-01 |
|
| 217-937
| 7 |
|
145J TERRA NOVA TELECOM INC. |
366 |
|
2022-04-09 |
|
| 217-937
| 9 |
|
6529 T-MOBILE USA, INC. |
366 |
|
2013-03-05 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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