Local Calling Guide
Area code/prefix search
Somerset, OH
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 220-678
| A |
CLMBOH1169Z |
7421 AT&T - LOCAL |
324 |
|
|
|
| 220-678
| 0 |
|
515J IP HORIZON LLC |
324 |
|
2024-04-29 |
|
| 220-678
| 1 |
|
515J IP HORIZON LLC |
324 |
|
2024-04-29 |
|
| 220-678
| 8 |
|
624H ONVOY SPECTRUM, LLC |
324 |
|
2024-08-02 |
|
| 220-678
| 9 |
|
7421 AT&T - LOCAL |
324 |
|
2022-10-07 |
|
| 740-743
| A |
SMRTOH74RS1 |
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-743
| 0 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-743
| 1 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-743
| 2 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-743
| 3 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-743
| 4 |
|
7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
324 |
|
2014-04-15 |
|
| 740-743
| 5 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
324 |
|
2014-04-03 |
|
| 740-743
| 6 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2009-01-05 |
|
| 740-743
| 7 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2010-02-20 |
|
| 740-743
| 8 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2011-03-13 |
|
| 740-743
| 9 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-836
| A |
CLMDOH44ZMD |
460K FIRST COMMUNICATIONS, LLC |
324 |
|
|
|
| 740-836
| 0 |
|
145J TERRA NOVA TELECOM INC. |
324 |
|
2020-12-31 |
|
| 740-836
| 1 |
|
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
324 |
|
2007-04-19 |
|
| 740-836
| 2 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2011-04-03 |
|
| 740-836
| 3 |
|
793K TWC IP ENABLED SERVICES, LLC |
324 |
|
2007-03-27 |
|
| 740-836
| 4 |
|
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
324 |
|
2004-07-26 |
|
| 740-836
| 5 |
|
516C AT&T CORP. |
324 |
|
2011-10-05 |
|
| 740-836
| 6 |
|
464C ONVOY, LLC - OH |
324 |
|
2012-10-15 |
|
| 740-836
| 7 |
|
284F PEERLESS NETWORK OF OHIO, LLC - OH |
324 |
|
2013-04-27 |
|
| 740-836
| 8 |
|
284F PEERLESS NETWORK OF OHIO, LLC - OH |
324 |
|
2013-04-27 |
|
| 740-900
| A |
CLMBOHLT1MD |
464C ONVOY, LLC - OH |
324 |
|
|
|
| 740-900
| 0 |
|
464C ONVOY, LLC - OH |
324 |
|
2016-04-11 |
|
| 740-900
| 1 |
|
464C ONVOY, LLC - OH |
324 |
|
2016-04-11 |
|
| 740-900
| 2 |
|
464C ONVOY, LLC - OH |
324 |
|
2019-05-22 |
|
| 740-900
| 3 |
|
516J TON80 COMMUNICATIONS, LLC |
324 |
|
2021-11-18 |
|
| 740-900
| 7 |
|
464C ONVOY, LLC - OH |
324 |
|
2015-08-08 |
|
| 740-900
| 8 |
|
515J IP HORIZON LLC |
324 |
|
2016-10-12 |
|
| 740-900
| 9 |
|
073H TELNYX LLC |
324 |
|
2017-07-28 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.