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

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-833 8 Mission TX HRLNTXKX8MD  568   2022-02-13   
956-833 9 Mission TX HRLNTXKX8MD  568   2021-07-11   
956-834 A Pharr TX HRLNTXKX8MD  568   2026-02-19   
956-834 8 Pharr TX HRLNTXKX8MD  568   2026-02-19   
956-834 9 Pharr TX HRLNTXKX8MD  568   2026-02-19   
956-838 9 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-839 A Brownsville TX HRLNTXKX8MD  568   2025-11-17   
956-839 0 Brownsville TX HRLNTXKX8MD  568   2025-11-18   
956-839 1 Brownsville TX HRLNTXKX8MD  568   2025-11-18   
956-839 2 Brownsville TX HRLNTXKX8MD  568   2025-11-18   
956-839 3 Brownsville TX HRLNTXKX8MD  568   2025-11-18   
956-839 4 Brownsville TX HRLNTXKX8MD  568   2025-11-18   
956-839 5 Brownsville TX HRLNTXKX8MD  568   2025-11-17   
956-839 6 Brownsville TX HRLNTXKX8MD  568   2025-11-17   
956-839 7 Brownsville TX HRLNTXKX8MD  568   2025-11-17   
956-839 8 Brownsville TX HRLNTXKX8MD  568   2025-11-17   
956-839 9 Brownsville TX HRLNTXKX8MD  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   
956-841 A Brownsville TX HRLNTXKX8MD  568   2026-02-26   
956-841 5 Brownsville TX HRLNTXKX8MD  568   2026-02-26   
956-841 6 Brownsville TX HRLNTXKX8MD  568   2026-02-26   
956-841 7 Brownsville TX HRLNTXKX8MD  568   2026-02-26   
956-841 8 Brownsville TX HRLNTXKX8MD  568   2026-02-26   
956-841 9 Brownsville TX HRLNTXKX8MD  568   2026-02-26   
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 HRLNTXKX8MD  568   2025-10-03   
956-846 0 Brownsville TX HRLNTXKX8MD  568   2025-10-06   
956-846 1 Brownsville TX HRLNTXKX8MD  568   2025-10-06   
956-846 2 Brownsville TX HRLNTXKX8MD  568   2025-10-06   
956-846 3 Brownsville TX HRLNTXKX8MD  568   2025-10-06   
956-846 4 Brownsville TX HRLNTXKX8MD  568   2025-10-06   
956-846 5 Brownsville TX HRLNTXKX8MD  568   2025-10-03   
956-846 6 Brownsville TX HRLNTXKX8MD  568   2025-10-03   
956-846 7 Brownsville TX HRLNTXKX8MD  568   2025-10-03   
956-846 8 Brownsville TX HRLNTXKX8MD  568   2025-10-03   
956-846 9 Brownsville TX HRLNTXKX8MD  568   2025-10-03   
956-854 0 Weslaco TX HRLNTXKX8MD  568   2011-11-25   

<< 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 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.