Local Calling Guide
Area code/prefix search
Dayton, OH
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 937-640
| 7 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
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| 937-640
| 8 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
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|
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| 937-640
| 9 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
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|
|
| 937-641
| A |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 0 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2010-06-17 |
|
| 937-641
| 1 |
DYTNOH22X0Z |
6529 T-MOBILE USA, INC. |
328 |
|
2009-10-14 |
|
| 937-641
| 2 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 3 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 4 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 5 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 6 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 7 |
DYTNOH2222J |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-641
| 8 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2008-07-17 |
|
| 937-641
| 9 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2007-11-03 |
|
| 937-643
| A |
DYTNOH29DS1 |
9321 OHIO BELL TEL CO |
328 |
|
|
|
| 937-647
| A |
DYTNOH22X3Y |
9748 AMERICAN MESSAGING SERVICES, LLC |
328 |
|
|
|
| 937-648
| A |
DYTNOH22XXX |
7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
328 |
|
|
|
| 937-648
| 0 |
DYTNOH22XXX |
7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
328 |
|
2005-10-03 |
|
| 937-648
| 1 |
DYTNOH22XXX |
7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
328 |
|
2005-12-15 |
|
| 937-648
| 2 |
DYTNOHKT9MD |
321J HD CARRIER LLC |
328 |
|
2026-07-18 |
|
| 937-648
| 3 |
DYTNOH22XXX |
7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
328 |
|
2005-12-15 |
|
| 937-648
| 4 |
DYTNOHKT9MD |
321J HD CARRIER LLC |
328 |
|
2026-07-18 |
|
| 937-648
| 5 |
DYTNOHKT9MD |
321J HD CARRIER LLC |
328 |
|
2026-07-18 |
|
| 937-648
| 7 |
|
073H TELNYX LLC |
328 |
|
2026-09-20 |
|
| 937-648
| 9 |
HRTPOHBL0MD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
328 |
|
2026-07-10 |
|
| 937-654
| A |
HRTPOHBL0MD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
328 |
|
|
|
| 937-656
| A |
DYTNOHIBX7X |
7460 LEVEL 3 TELECOM OF OHIO, LLC - OH |
328 |
|
|
|
| 937-657
| A |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
|
|
| 937-660
| A |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
|
|
| 937-660
| 0 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2003-07-11 |
|
| 937-660
| 2 |
DYTNOH22X0Z |
6529 T-MOBILE USA, INC. |
328 |
|
2005-03-14 |
|
| 937-660
| 3 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2005-05-27 |
|
| 937-660
| 4 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2005-05-27 |
|
| 937-660
| 5 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2006-05-18 |
|
| 937-660
| 6 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2007-09-24 |
|
| 937-660
| 7 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2006-07-03 |
|
| 937-660
| 8 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2005-05-27 |
|
| 937-660
| 9 |
DYTNOH014MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
328 |
|
2007-05-02 |
|
| 937-668
| A |
DYTNOHKTLMD |
460K FIRST COMMUNICATIONS, LLC |
328 |
|
|
|
| 937-668
| 0 |
DYTNOHKTLMD |
460K FIRST COMMUNICATIONS, LLC |
328 |
|
2008-02-10 |
|
| 937-668
| 1 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 2 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 3 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 4 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 5 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 6 |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
2010-04-20 |
|
| 937-668
| 7 |
DYTNOH22X6Y |
001F BANDWIDTH.COM CLEC, LLC - OH |
328 |
|
2010-06-18 |
|
| 937-668
| 8 |
DYTNOH22X6Y |
001F BANDWIDTH.COM CLEC, LLC - OH |
328 |
|
2010-06-18 |
|
| 937-668
| 9 |
DYTNOH22X6Y |
001F BANDWIDTH.COM CLEC, LLC - OH |
328 |
|
2010-06-18 |
|
| 937-671
| A |
DYTNOH22X8Z |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
328 |
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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