Local Calling Guide
Area code/prefix search
Tiffin, OH
1 2 3 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 419-443
| A |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 0 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 1 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 2 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 3 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 4 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 5 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2010-04-26 |
|
| 419-443
| 6 |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
2010-07-22 |
|
| 419-443
| 7 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 8 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-443
| 9 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-447
| A |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-448
| A |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-455
| A |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-455
| 0 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2010-09-17 |
|
| 419-455
| 1 |
TOLDOH21XUX |
001F BANDWIDTH.COM CLEC, LLC - OH |
326 |
|
2010-02-20 |
|
| 419-455
| 2 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-455
| 3 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2010-06-26 |
|
| 419-455
| 4 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2009-10-04 |
|
| 419-455
| 5 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2008-04-16 |
|
| 419-455
| 6 |
TOLDOH21XUX |
001F BANDWIDTH.COM CLEC, LLC - OH |
326 |
|
2009-01-04 |
|
| 419-455
| 7 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-455
| 8 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-455
| 9 |
TFFNOH4444B |
9321 OHIO BELL TEL CO |
326 |
|
|
|
| 419-618
| A |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
|
|
| 419-805
| A |
TOLDOH21XUX |
9748 AMERICAN MESSAGING SERVICES, LLC |
326 |
|
|
|
| 419-839
| A |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
|
|
| 419-839
| 0 |
|
515J IP HORIZON LLC |
326 |
|
2024-03-07 |
|
| 419-839
| 1 |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
2024-07-08 |
|
| 419-839
| 2 |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
2023-09-28 |
|
| 419-839
| 3 |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
2023-09-28 |
|
| 419-839
| 9 |
TOLDOH21XKY |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
326 |
|
2025-09-05 |
|
| 567-207
| A |
TOLDOHIR3MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
326 |
|
|
|
| 567-207
| 0 |
TOLDOH21XWZ |
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
326 |
|
2008-12-09 |
|
| 567-207
| 1 |
TOLDOH21XWZ |
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
326 |
|
2008-12-09 |
|
| 567-207
| 2 |
TOLDOHOZDS0 |
7158 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH |
326 |
|
2004-06-11 |
|
| 567-207
| 3 |
TOLDOHIR3MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
326 |
|
2009-03-19 |
|
| 567-207
| 4 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2008-06-08 |
|
| 567-207
| 5 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2007-10-12 |
|
| 567-207
| 6 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2007-01-05 |
|
| 567-207
| 7 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2006-07-24 |
|
| 567-207
| 8 |
TOLDOHOZCMD |
6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
326 |
|
2006-05-08 |
|
| 567-207
| 9 |
TOLEOHAC3MD |
464C ONVOY, LLC - OH |
326 |
|
2023-08-13 |
|
| 567-220
| A |
TOLDOHIR3MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
326 |
|
|
|
| 567-220
| 0 |
TOLDOH21XWZ |
5562 METROPCS, INC. |
326 |
|
2004-11-22 |
|
| 567-220
| 1 |
TOLDOH2107Z |
145J TERRA NOVA TELECOM INC. |
326 |
|
2025-11-24 |
|
| 567-220
| 2 |
TOLDOH21X9Z |
829J PAETEC ITEL, LLC |
326 |
|
2004-01-14 |
|
| 567-220
| 4 |
TOLDOHIR3MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
326 |
|
|
|
| 567-220
| 6 |
TOLDOH2136Z |
793K TWC IP ENABLED SERVICES, LLC |
326 |
|
2007-02-27 |
|
| 567-220
| 7 |
TOLDOH2136Z |
793K TWC IP ENABLED SERVICES, LLC |
326 |
|
2007-03-13 |
|
1 2 3 >>
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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