Local Calling Guide
Area code/prefix search
Duffy, OH
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 740-231
| A |
CLMDOHZI6MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
324 |
|
|
|
| 740-231
| 1 |
|
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
324 |
|
2009-06-17 |
|
| 740-231
| 2 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2014-04-05 |
|
| 740-231
| 3 |
|
464C ONVOY, LLC - OH |
324 |
|
2012-10-13 |
|
| 740-231
| 4 |
|
624H ONVOY SPECTRUM, LLC |
324 |
|
2024-07-26 |
|
| 740-231
| 5 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2015-06-15 |
|
| 740-231
| 6 |
|
073H TELNYX LLC |
324 |
|
2017-08-01 |
|
| 740-231
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
324 |
|
2014-07-04 |
|
| 740-231
| 8 |
|
515J IP HORIZON LLC |
324 |
|
2016-10-12 |
|
| 740-231
| 9 |
|
073H TELNYX LLC |
324 |
|
2023-04-10 |
|
| 740-483
| A |
DFFYOH48RS1 |
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-483
| 0 |
|
001F BANDWIDTH.COM CLEC, LLC - OH |
324 |
|
2009-01-05 |
|
| 740-483
| 1 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-483
| 2 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-483
| 3 |
|
464C ONVOY, LLC - OH |
324 |
|
2015-07-04 |
|
| 740-483
| 5 |
|
516C AT&T CORP. |
324 |
|
2011-10-05 |
|
| 740-483
| 6 |
|
6701 AERIAL COMMUNICATIONS, INC. |
324 |
|
2023-07-10 |
|
| 740-483
| 7 |
|
6701 AERIAL COMMUNICATIONS, INC. |
324 |
|
2021-02-08 |
|
| 740-483
| 8 |
|
145J TERRA NOVA TELECOM INC. |
324 |
|
2024-02-14 |
|
| 740-483
| 9 |
|
9321 OHIO BELL TEL CO |
324 |
|
|
|
| 740-530
| A |
|
464C ONVOY, LLC - OH |
324 |
|
|
|
| 740-530
| 0 |
|
284F PEERLESS NETWORK OF OHIO, LLC - OH |
324 |
|
2013-04-27 |
|
| 740-530
| 1 |
|
284F PEERLESS NETWORK OF OHIO, LLC - OH |
324 |
|
2013-04-27 |
|
| 740-530
| 2 |
|
515J IP HORIZON LLC |
324 |
|
2024-04-28 |
|
| 740-530
| 3 |
|
464C ONVOY, LLC - OH |
324 |
|
2021-03-11 |
|
| 740-530
| 4 |
|
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
324 |
|
2004-05-27 |
|
| 740-530
| 5 |
|
5562 METROPCS, INC. |
324 |
|
2021-02-12 |
|
| 740-530
| 6 |
|
515J IP HORIZON LLC |
324 |
|
2024-04-28 |
|
| 740-530
| 7 |
|
464C ONVOY, LLC - OH |
324 |
|
2016-04-06 |
|
| 740-530
| 8 |
|
464C ONVOY, LLC - OH |
324 |
|
2016-04-06 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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