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: 4290 STPCS JOINT VENTURE, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-800 2 McAllen TX HRLNTXKX8MD  568   2012-12-08   
956-800 3 McAllen TX HRLNTXKX8MD  568   2013-11-03   
956-800 7 McAllen TX HRLNTXKX8MD  568   2012-11-11   
956-800 8 McAllen TX HRLNTXKX8MD  568   2012-11-11   
956-800 9 McAllen TX HRLNTXKX8MD  568   2012-07-12   
956-801 A Brownsville TX HRLNTXKX8MD  568      
956-801 0 Brownsville TX HRLNTXKX8MD  568   2015-01-05   
956-801 1 Brownsville TX HRLNTXKX8MD  568   2015-01-05   
956-801 9 Brownsville TX HRLNTXKX8MD  568   2015-01-05   
956-803 2 McAllen TX HRLNTXKX8MD  568   2016-05-09   
956-807 4 Donna TX HRLNTXKX8MD  568   2024-11-05   
956-807 5 Donna TX HRLNTXKX8MD  568   2024-11-05   
956-812 A Pharr TX   568   2025-06-20   
956-812 0 Pharr TX   568   2025-06-23   
956-812 1 Pharr TX   568   2025-06-23   
956-812 2 Pharr TX   568   2025-06-23   
956-812 8 Pharr TX   568   2025-06-20   
956-812 9 Pharr TX   568   2025-06-20   
956-815 8 Laredo TX SNANTX91X7Y  566   2016-02-09   
956-815 9 Laredo TX SNANTX91X7Y  566   2016-02-09   
956-816 A Brownsville TX   568   2025-09-04   
956-816 0 Brownsville TX   568   2025-09-05   
956-816 1 Brownsville TX   568   2025-09-05   
956-816 2 Brownsville TX   568   2025-09-05   
956-816 3 Brownsville TX   568   2025-09-05   
956-816 4 Brownsville TX   568   2025-09-05   
956-816 5 Brownsville TX   568   2025-09-04   
956-816 6 Brownsville TX   568   2025-09-04   
956-816 7 Brownsville TX   568   2025-09-04   
956-816 8 Brownsville TX   568   2025-09-04   
956-816 9 Brownsville TX   568   2025-09-04   
956-821 A McAllen TX HRLNTXKX8MD  568      
956-821 0 McAllen TX HRLNTXKX8MD  568      
956-821 1 McAllen TX HRLNTXKX8MD  568      
956-821 2 McAllen TX HRLNTXKX8MD  568      
956-821 3 McAllen TX HRLNTXKX8MD  568      
956-821 4 McAllen TX HRLNTXKX8MD  568      
956-821 5 McAllen TX HRLNTXKX8MD  568      
956-821 6 McAllen TX HRLNTXKX8MD  568      
956-821 7 McAllen TX HRLNTXKX8MD  568      
956-821 8 McAllen TX HRLNTXKX8MD  568      
956-821 9 McAllen TX HRLNTXKX8MD  568      
956-822 0 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-822 1 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-822 3 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-822 4 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-822 5 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-822 9 Brownsville TX HRLNTXKX8MD  568   2021-10-24   
956-823 7 Donna TX   568   2025-05-02   
956-823 8 Donna TX   568   2025-05-02   
956-823 9 Donna TX   568   2025-05-02   
956-827 A McAllen TX HRLNTXKX8MD  568      
956-827 0 McAllen TX HRLNTXKX8MD  568   2007-04-30   
956-827 1 McAllen TX HRLNTXKX8MD  568   2006-10-09   
956-827 2 McAllen TX HRLNTXKX8MD  568   2007-04-30   
956-827 3 McAllen TX HRLNTXKX8MD  568   2007-04-30   
956-827 4 McAllen TX HRLNTXKX8MD  568   2006-12-31   
956-827 5 McAllen TX HRLNTXKX8MD  568   2006-12-31   
956-827 6 McAllen TX HRLNTXKX8MD  568   2006-12-31   
956-827 7 McAllen TX HRLNTXKX8MD  568   2006-11-30   
956-827 8 McAllen TX HRLNTXKX8MD  568   2006-11-30   
956-827 9 McAllen TX HRLNTXKX8MD  568   2006-10-09   
956-828 A McAllen TX HRLNTXKX8MD  568      
956-828 0 McAllen TX HRLNTXKX8MD  568   2023-06-22   
956-828 1 McAllen TX HRLNTXKX8MD  568   2023-06-22   
956-828 9 McAllen TX HRLNTXKX8MD  568   2023-06-22   
956-832 4 Brownsville TX HRLNTXKX8MD  568   2006-05-01   
956-832 7 Brownsville TX HRLNTXKX8MD  568   2006-06-08   
956-832 8 Brownsville TX HRLNTXKX8MD  568   2006-04-09   
956-833 8 Mission TX HRLNTXKX8MD  568   2022-02-13   
956-833 9 Mission TX HRLNTXKX8MD  568   2021-07-11   
956-838 9 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-839 A Brownsville TX   568   2025-11-17   
956-839 5 Brownsville TX   568   2025-11-17   
956-839 6 Brownsville TX   568   2025-11-17   
956-839 7 Brownsville TX   568   2025-11-17   
956-839 8 Brownsville TX   568   2025-11-17   
956-839 9 Brownsville TX   568   2025-11-17   
956-840 0 Brownsville TX HRLNTXKX8MD  568   2023-07-11   
956-840 7 Brownsville TX HRLNTXKX8MD  568   2023-07-11   
956-840 8 Brownsville TX HRLNTXKX8MD  568   2023-07-11   
956-840 9 Brownsville TX HRLNTXKX8MD  568   2023-07-11   
956-844 A Roma TX HRLNTXKX8MD  568      
956-844 0 Roma TX HRLNTXKX8MD  568      
956-844 1 Roma TX HRLNTXKX8MD  568      
956-844 2 Roma TX HRLNTXKX8MD  568      
956-844 3 Roma TX HRLNTXKX8MD  568      
956-844 4 Roma TX HRLNTXKX8MD  568      
956-844 5 Roma TX HRLNTXKX8MD  568      
956-844 6 Roma TX HRLNTXKX8MD  568      
956-844 7 Roma TX HRLNTXKX8MD  568      
956-844 8 Roma TX HRLNTXKX8MD  568      
956-844 9 Roma TX HRLNTXKX8MD  568      
956-846 A Brownsville TX   568   2025-10-03   
956-846 0 Brownsville TX   568   2025-10-06   
956-846 1 Brownsville TX   568   2025-10-06   
956-846 2 Brownsville TX   568   2025-10-06   
956-846 3 Brownsville TX   568   2025-10-06   
956-846 4 Brownsville TX   568   2025-10-06   
956-846 5 Brownsville TX   568   2025-10-03   

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Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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