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.

OCN: 793K TWC IP ENABLED SERVICES, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-353 6 Roma TX HRLNTXHGXYX  568   2011-01-14   
956-368 5 Harlingen TX HRLNTXHGXYX  568   2017-11-01   
956-370 6 Rio Grande City TX HRLNTXHGXYX  568   2018-10-26   
956-375 2 Weslaco TX HRLNTXHGXYX  568   2013-06-30   
956-377 5 Donna TX HRLNTXHGXYX  568   2004-10-24   
956-378 A Edinburg TX HRLNTXHGXYX  568   2025-02-11   
956-378 9 Edinburg TX HRLNTXHGXYX  568   2013-07-19   
956-386 9 Edinburg TX HRLNTXHGXYX  568   2011-01-14   
956-398 2 Raymondville TX HRLNTXHGXYX  568   2011-01-14   
956-405 3 Weslaco TX HRLNTXHGXYX  568   2017-11-23   
956-420 1 Donna TX HRLNTXHGXYX  568   2017-09-21   
956-424 6 Mission TX HRLNTXHGXYX  568   2004-09-17   
956-426 9 Port Isabel TX HRLNTXHGXYX  568   2017-09-20   
956-433 5 Port Isabel TX HRLNTXHGXYX  568   2007-03-27   
956-435 9 Brownsville TX HRLNTXHGXYX  568   2014-06-01   
956-443 0 Brownsville TX HRLNTXHGXYX  568   2014-08-25   
956-461 0 Donna TX HRLNTXHGXYX  568   2011-01-14   
956-461 1 Donna TX HRLNTXHGXYX  568   2020-04-15   
956-475 3 Pharr TX HRLNTXHGXYX  568   2011-01-14   
956-485 6 Sullivan City TX HRLNTXHGXYX  568   2007-06-13   
956-496 2 Harlingen TX HRLNTXHGXYX  568   2015-09-18   
956-502 5 Pharr TX HRLNTXHGXYX  568   2009-04-02   
956-510 8 Pharr TX HRLNTXHGXYX  568   2014-11-20   
956-513 1 Edinburg TX HRLNTXHGXYX  568   2014-11-27   
956-513 8 Edinburg TX HRLNTXHGXYX  568   2016-03-04   
956-518 7 Brownsville TX HRLNTXHGXYX  568   2014-01-16   
956-520 7 Weslaco TX HRLNTXHGXYX  568   2014-12-28   
956-520 8 Weslaco TX HRLNTXHGXYX  568   2014-11-27   
956-524 8 Port Isabel TX HRLNTXHGXYX  568   2011-01-14   
956-525 7 Brownsville TX HRLNTXHGXYX  568   2014-11-24   
956-540 7 McAllen TX HRLNTXHGXYX  568   2017-08-31   
956-545 A Brownsville TX HRLNTXHGXYX  568   2025-02-11   
956-545 0 Brownsville TX HRLNTXHGXYX  568   2011-04-23   
956-558 1 McAllen TX HRLNTXHGXYX  568   2020-10-15   
956-561 4 Brownsville TX HRLNTXHGXYX  568   2014-11-13   
956-567 2 Edcouch TX HRLNTXHGXYX  568   2011-01-14   
956-591 A Mission TX HRLNTXHGXYX  568   2025-02-11   
956-591 0 Mission TX HRLNTXHGXYX  568   2020-11-06   
956-598 5 Mission TX HRLNTXHGXYX  568   2014-01-18   
956-598 6 Mission TX HRLNTXHGXYX  568   2015-01-15   
956-598 7 Mission TX HRLNTXHGXYX  568   2014-07-10   
956-598 8 Mission TX HRLNTXHGXYX  568   2014-11-14   
956-599 9 Mission TX HRLNTXHGXYX  568   2012-07-03   
956-600 7 Mission TX HRLNTXHGXYX  568   2011-01-14   
956-600 8 Mission TX HRLNTXHGXYX  568   2016-03-04   
956-601 A Pharr TX HRLNTXHGXYX  568   2025-02-11   
956-601 0 Pharr TX HRLNTXHGXYX  568   2015-01-17   
956-601 1 Pharr TX HRLNTXHGXYX  568   2015-02-20   
956-601 2 Pharr TX HRLNTXHGXYX  568   2015-04-13   
956-603 2 Edinburg TX HRLNTXHGXYX  568   2016-07-28   
956-609 8 Edinburg TX HRLNTXHGXYX  568   2015-08-27   
956-609 9 Edinburg TX HRLNTXHGXYX  568   2015-03-15   
956-620 3 Brownsville TX HRLNTXHGXYX  568   2015-11-19   
956-621 A Brownsville TX HRLNTXHGXYX  568   2025-02-11   
956-621 0 Brownsville TX HRLNTXHGXYX  568      
956-621 1 Brownsville TX HRLNTXHGXYX  568      
956-621 2 Brownsville TX HRLNTXHGXYX  568      
956-621 3 Brownsville TX HRLNTXHGXYX  568      
956-621 4 Brownsville TX HRLNTXHGXYX  568      
956-621 5 Brownsville TX HRLNTXHGXYX  568      
956-622 3 Harlingen TX HRLNTXHGXYX  568   2011-01-14   
956-626 1 San Benito TX HRLNTXHGXYX  568   2011-01-14   
956-626 2 San Benito TX HRLNTXHGXYX  568   2015-03-30   
956-626 3 San Benito TX HRLNTXHGXYX  568   2018-02-26   
956-627 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-627 0 McAllen TX HRLNTXHGXYX  568      
956-627 1 McAllen TX HRLNTXHGXYX  568      
956-627 2 McAllen TX HRLNTXHGXYX  568      
956-627 3 McAllen TX HRLNTXHGXYX  568      
956-627 4 McAllen TX HRLNTXHGXYX  568      
956-627 5 McAllen TX HRLNTXHGXYX  568      
956-627 6 McAllen TX HRLNTXHGXYX  568      
956-634 A Mercedes TX HRLNTXHGXYX  568   2025-02-11   
956-636 4 Santa Rosa TX HRLNTXHGXYX  568   2007-06-13   
956-641 4 Brownsville TX HRLNTXHGXYX  568   2015-07-17   
956-647 5 Weslaco TX HRLNTXHGXYX  568   2011-01-14   
956-666 0 Pharr TX HRLNTXHGXYX  568   2018-02-26   
956-666 9 Pharr TX HRLNTXHGXYX  568   2017-11-02   
956-667 5 Brownsville TX HRLNTXHGXYX  568   2016-04-25   
956-685 1 Pharr TX HRLNTXHGXYX  568   2012-07-05   
956-690 4 Raymondville TX HRLNTXHGXYX  568   2005-09-28   
956-715 8 Pharr TX HRLNTXHGXYX  568   2016-04-18   
956-720 4 Edinburg TX HRLNTXHGXYX  568   2006-11-10   
956-731 4 McAllen TX HRLNTXHGXYX  568   2017-12-19   
956-731 5 McAllen TX HRLNTXHGXYX  568   2018-02-26   
956-731 6 McAllen TX HRLNTXHGXYX  568   2018-02-26   
956-748 5 Rio Hondo TX HRLNTXHGXYX  568   2007-05-03   
956-750 3 Zapata TX HRLNTXHGXYX  568   2008-01-24   
956-766 2 Mission TX HRLNTXHGXYX  568   2018-02-26   
956-766 6 Mission TX HRLNTXHGXYX  568   2018-12-24   
956-766 7 Mission TX HRLNTXHGXYX  568   2017-10-05   
956-772 7 Port Isabel TX HRLNTXHGXYX  568   2016-01-25   
956-800 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-800 1 McAllen TX HRLNTXHGXYX  568   2011-04-23   
956-800 4 McAllen TX HRLNTXHGXYX  568   2011-01-09   
956-801 2 Brownsville TX HRLNTXHGXYX  568   2015-01-15   
956-801 3 Brownsville TX HRLNTXHGXYX  568   2015-02-20   
956-801 7 Brownsville TX HRLNTXHGXYX  568   2015-03-20   
956-803 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-803 0 McAllen TX HRLNTXHGXYX  568   2015-10-11   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.