Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4290 STPCS JOINT VENTURE, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-987 2 Brownsville TX   568   2024-10-11   
956-987 3 Brownsville TX   568   2024-10-11   
956-987 4 Brownsville TX   568   2024-07-25   
956-987 5 Brownsville TX   568   2024-07-25   
956-987 6 Brownsville TX   568   2024-07-25   
956-987 7 Brownsville TX   568   2024-07-25   
956-987 8 Brownsville TX   568   2024-07-25   
956-987 9 Brownsville TX   568   2024-07-25   
956-990 8 Harlingen TX   568   2012-12-08   
956-990 9 Harlingen TX   568   2012-12-08   
956-991 0 Edinburg TX   568   2025-08-07   
956-991 3 Edinburg TX   568   2025-08-07   
956-991 4 Edinburg TX   568   2025-08-07   
956-991 5 Edinburg TX   568   2025-08-07   
956-993 0 Brownsville TX   568   2025-06-27   
956-993 3 Brownsville TX   568   2025-07-10   
956-993 4 Brownsville TX   568   2025-07-10   
956-993 5 Brownsville TX   568   2025-07-10   
956-993 6 Brownsville TX   568   2025-07-10   
956-993 7 Brownsville TX   568   2025-07-10   
956-993 8 Brownsville TX   568   2025-06-27   
956-993 9 Brownsville TX   568   2025-06-27   
956-997 1 Mission TX   568   2015-11-30   
956-998 1 Weslaco TX   568   2013-01-12   
956-998 2 Weslaco TX   568   2013-01-12   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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