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.

Denison, TX

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
430-666 A   965H FRACTEL, LLC 552   2019-07-17   
430-666 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2020-02-19   
430-666 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2020-07-10   
430-666 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-05-04   
430-666 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-05-04   
430-666 6   965H FRACTEL, LLC 552   2019-07-17   
430-666 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-05-04   
430-666 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-05-04   
430-666 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-05-04   
903-271 A CRTNTX35GT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
903-327 A DESNTXHODS0  9533 SOUTHWESTERN BELL 552      
903-327 0   9533 SOUTHWESTERN BELL 552      
903-327 1   9533 SOUTHWESTERN BELL 552      
903-327 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-02-29   
903-327 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-07-16   
903-327 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-12-03   
903-327 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-12-03   
903-327 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-12-03   
903-327 7   7409 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC. - TX 552   2012-11-29   
903-327 8   9533 SOUTHWESTERN BELL 552      
903-327 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2013-09-28   
903-337 A DESNTXHODS0  9533 SOUTHWESTERN BELL 552      
903-337 0   9533 SOUTHWESTERN BELL 552      
903-337 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-05-15   
903-337 2   9533 SOUTHWESTERN BELL 552      
903-337 3   9533 SOUTHWESTERN BELL 552      
903-337 4   9533 SOUTHWESTERN BELL 552      
903-337 5   5562 METRO PCS, INC. 552   2005-12-15   
903-337 6   5562 METRO PCS, INC. 552   2005-12-15   
903-337 7   5562 METRO PCS, INC. 552   2008-06-13   
903-337 8   5562 METRO PCS, INC. 552   2008-06-13   
903-337 9   5562 METRO PCS, INC. 552   2007-03-15   
903-361 A DLLSTX97DSA  4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-361 0   4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-361 1   4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-361 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-05-20   
903-361 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-07-13   
903-361 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-04-01   
903-361 5   4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-361 6   177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-26   
903-361 7   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-02-21   
903-361 8   4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-361 9   4938 BROADWING COMMUNICATIONS, LLC - TX 552      
903-415 A DESNTXHODS0  9533 SOUTHWESTERN BELL 552      
903-415 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-01-29   
903-415 1   9533 SOUTHWESTERN BELL 552      
903-415 2   9533 SOUTHWESTERN BELL 552      
903-415 3   9533 SOUTHWESTERN BELL 552      
903-415 4   9533 SOUTHWESTERN BELL 552      
903-415 5   903C ONVOY, LLC - TX 552   2016-03-30   

1 2 3 >>

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.