Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Tiffin, OH

1 2 >>

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      
419-443 6 TOLDOHPGPS0  7608 BUCKEYE TELESYSTEM, INC. - OH 326      
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      
419-455 1 TOLDOH21XUX  001F BANDWIDTH.COM CLEC, LLC - OH 326      
419-455 2 TFFNOH4444B  9321 OHIO BELL TEL CO 326      
419-455 3 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
419-455 4 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
419-455 5 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
419-455 6 TOLDOH21XUX  001F BANDWIDTH.COM CLEC, LLC - OH 326      
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      
419-839 1   464C ONVOY, LLC - OH 326      
419-839 2 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
419-839 3 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-207 A TOLDOHIR3MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
567-207 0 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-207 1 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-207 2 TOLDOHOZDS0  7158 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 326      
567-207 3 TOLDOHIR3MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
567-207 4 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-207 5 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-207 6 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-207 7 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-207 8 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-207 9 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-220 A TOLDOHIR3MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
567-220 0 TOLDOH21XPZ  5562 METROPCS, INC. 326      
567-220 1 TOLDOH21XOY  261E YMAX COMMUNICATIONS CORP. - OH 326      
567-220 2   829J PAETEC ITEL, LLC 326      
567-220 3 TOLDOH21XOY  261E YMAX COMMUNICATIONS CORP. - OH 326      
567-220 4 TOLDOHIR3MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
567-220 5 TOLDOH21XOY  261E YMAX COMMUNICATIONS CORP. - OH 326      
567-220 6 TOLDOH21XKZ  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 326      
567-220 7 TOLDOH21XKZ  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 326      
567-220 8 TOLDOH21XOY  261E YMAX COMMUNICATIONS CORP. - OH 326      
567-220 9 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-230 A TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 0 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 1 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-230 2 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 3 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 4 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 5 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-230 6 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 7 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-230 8   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-230 9 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-258 A TOLDOH21XUX  001F BANDWIDTH.COM CLEC, LLC - OH 326      
567-268 A TOLDOH21XKZ  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 326      
567-268 0 TOLDOH21DS4  284F PEERLESS NETWORK OF OHIO, LLC - OH 326      
567-268 1 TOLDOH21XUX  001F BANDWIDTH.COM CLEC, LLC - OH 326      
567-268 2 NPLNOHXARMD  508J CENTURYLINK COMMUNICATIONS, LLC 326      
567-268 3 TOLDOH21XKY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 326      
567-268 4 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-268 5 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-268 6 TOLDOH21XYY  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 326      
567-268 7 TOLDOHGOGT0  509B AMERICAN BROADBAND AND TELECOMMS COMPANY - OH 326      
567-268 8 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-268 9 TOLDOH21XKZ  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 326      
567-737 A TOLDOH2113Z  516J TON80 COMMUNICATIONS, LLC 326      
567-737 0 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-737 1 TOLDOH21XKZ  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 326      
567-737 2   624H ONVOY SPECTRUM, LLC 326      
567-737 4 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-737 5 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-737 6 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-737 8 TOLDOH2113Z  516J TON80 COMMUNICATIONS, LLC 326      
567-737 9 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-804 A TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-804 0 TOLDOH21XXZ  073H TELNYX LLC 326      
567-804 1 TOLDOH21DS4  284F PEERLESS NETWORK OF OHIO, LLC - OH 326      
567-804 2 TOLDOH21DS4  284F PEERLESS NETWORK OF OHIO, LLC - OH 326      
567-804 3 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-804 4 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-804 5 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-804 6 TOLEOHAC3MD  464C ONVOY, LLC - OH 326      
567-804 7 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-804 8 TOLDOH21XWZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 326      
567-804 9 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-938 A BSCMOHXADS1  849E BASCOM MUTUAL TELEPHONE COMPANY - OH 326      
567-938 0 TOLDOH21XUX  001F BANDWIDTH.COM CLEC, LLC - OH 326      
567-938 1 TOLDOHOZCMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 326      
567-938 2 TOLDOHIR3MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      

1 2 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.