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.
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OCN: 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-230 3 Harlingen TX HRLNTXHGYMD  568      
956-230 4 Harlingen TX HRLNTXHGYMD  568      
956-230 5 Harlingen TX HRLNTXHGYMD  568      
956-230 8 Harlingen TX HRLNTXHGYMD  568   2015-04-13   
956-233 2 Los Fresnos TX HRLNTXHGYMD  568   2007-06-13   
956-254 2 Los Fresnos TX HRLNTXHGYMD  568   2011-01-14   
956-255 4 Edcouch TX HRLNTXHGYMD  568   2017-07-31   
956-258 5 Pharr TX HRLNTXHGYMD  568   2014-01-16   
956-263 1 Rio Grande City TX HRLNTXHGYMD  568   2005-08-21   
956-265 9 Zapata TX HRLNTXHGYMD  568   2011-01-14   
956-267 8 Laredo TX SNANTXCA44Z  566   2011-12-30   
956-270 4 Edinburg TX HRLNTXHGYMD  568   2011-04-25   
956-271 4 Mission TX HRLNTXHGYMD  568   2008-11-10   
956-276 4 San Benito TX HRLNTXHGYMD  568   2004-12-13   
956-277 A La Feria TX HRLNTXHGYMD  568      
956-277 0 La Feria TX HRLNTXHGYMD  568      
956-280 5 Brownsville TX HRLNTXHGYMD  568   2011-01-14   
956-287 4 Edinburg TX HRLNTXHGYMD  568   2004-10-24   
956-291 7 Harlingen TX HRLNTXHGYMD  568   2016-04-18   
956-294 1 Mercedes TX HRLNTXHGYMD  568   2011-01-14   
956-299 4 Port Isabel TX HRLNTXHGYMD  568   2014-11-27   
956-317 1 Rio Grande City TX HRLNTXHGYMD  568   2011-01-14   
956-322 3 McAllen TX HRLNTXHGYMD  568   2014-04-26   
956-322 5 McAllen TX HRLNTXHGYMD  568   2014-07-10   
956-322 8 McAllen TX HRLNTXHGYMD  568   2015-06-04   
956-327 1 Dolores TX SNANTXCA44Z  566   2023-07-17   
956-331 8 McAllen TX HRLNTXHGYMD  568   2014-12-11   
956-347 4 Lyford TX HRLNTXHGYMD  568   2007-05-03   
956-348 2 Edinburg TX HRLNTXHGYMD  568   2017-10-05   
956-348 4 Edinburg TX HRLNTXHGYMD  568   2018-02-26   
956-348 5 Edinburg TX HRLNTXHGYMD  568   2018-02-26   
956-351 5 Weslaco TX HRLNTXHGYMD  568   2007-08-24   
956-352 1 Rio Grande City TX HRLNTXHGYMD  568   2014-12-30   
956-352 6 Rio Grande City TX HRLNTXHGYMD  568   2014-07-10   
956-353 6 Roma TX HRLNTXHGYMD  568   2011-01-14   
956-368 5 Harlingen TX HRLNTXHGYMD  568   2017-11-01   
956-370 6 Rio Grande City TX HRLNTXHGYMD  568   2018-10-26   
956-375 2 Weslaco TX HRLNTXHGYMD  568   2013-06-30   
956-377 5 Donna TX HRLNTXHGYMD  568   2004-10-24   
956-378 A Edinburg TX HRLNTXHGYMD  568      
956-378 9 Edinburg TX HRLNTXHGYMD  568   2013-07-19   
956-386 9 Edinburg TX HRLNTXHGYMD  568   2011-01-14   
956-398 2 Raymondville TX HRLNTXHGYMD  568   2011-01-14   
956-405 3 Weslaco TX HRLNTXHGYMD  568   2017-11-23   
956-420 1 Donna TX HRLNTXHGYMD  568   2017-09-21   
956-424 6 Mission TX HRLNTXHGYMD  568   2004-09-17   
956-426 9 Port Isabel TX HRLNTXHGYMD  568   2017-09-20   
956-433 5 Port Isabel TX HRLNTXHGYMD  568   2007-03-27   
956-435 9 Brownsville TX HRLNTXHGYMD  568   2014-06-01   
956-441 A Laredo TX SNANTXCA44Z  566      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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