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

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
937-899 A Union City OH   937   2025-01-07   
937-899 0 Union City OH   937      
937-954 A Belle Center OH   923   2025-02-20   
937-954 0 Belle Center OH   923      
937-982 8 Byhalia OH   923      
937-989 3 York Center OH   923      
956-205 2 Mission TX   568      
956-223 A Pharr TX   568   2025-02-11   
956-223 1 Pharr TX   568      
956-223 4 Pharr TX   568      
956-230 A Harlingen TX   568   2025-02-11   
956-230 0 Harlingen TX   568      
956-230 1 Harlingen TX   568      
956-230 2 Harlingen TX   568      
956-230 3 Harlingen TX   568      
956-230 4 Harlingen TX   568      
956-230 5 Harlingen TX   568      
956-230 8 Harlingen TX   568      
956-233 2 Los Fresnos TX   568      
956-254 2 Los Fresnos TX   568      
956-255 4 Edcouch TX   568      
956-258 5 Pharr TX   568      
956-263 1 Rio Grande City TX   568      
956-265 9 Zapata TX   568      
956-270 4 Edinburg TX   568      
956-271 4 Mission TX   568      
956-276 4 San Benito TX   568      
956-277 A La Feria TX   568   2025-02-11   
956-277 0 La Feria TX   568      
956-280 5 Brownsville TX   568      
956-287 4 Edinburg TX   568      
956-291 7 Harlingen TX   568      
956-294 1 Mercedes TX   568      
956-299 4 Port Isabel TX   568      
956-317 1 Rio Grande City TX   568      
956-322 3 McAllen TX   568      
956-322 5 McAllen TX   568      
956-322 8 McAllen TX   568      
956-331 8 McAllen TX   568      
956-347 4 Lyford TX   568      
956-348 2 Edinburg TX   568      
956-348 4 Edinburg TX   568      
956-348 5 Edinburg TX   568      
956-351 5 Weslaco TX   568      
956-352 1 Rio Grande City TX   568      
956-352 6 Rio Grande City TX   568      
956-353 6 Roma TX   568      
956-368 5 Harlingen TX   568      
956-370 6 Rio Grande City TX   568      
956-375 2 Weslaco TX   568      
956-377 5 Donna TX   568      
956-378 A Edinburg TX   568   2025-02-11   
956-378 9 Edinburg TX   568      
956-386 9 Edinburg TX   568      
956-398 2 Raymondville TX   568      
956-405 3 Weslaco TX   568      
956-420 1 Donna TX   568      
956-424 6 Mission TX   568      
956-426 9 Port Isabel TX   568      
956-433 5 Port Isabel TX   568      
956-435 9 Brownsville TX   568      
956-443 0 Brownsville TX   568      
956-461 0 Donna TX   568      
956-461 1 Donna TX   568      
956-475 3 Pharr TX   568      
956-485 6 Sullivan City TX   568      
956-496 2 Harlingen TX   568      
956-502 5 Pharr TX   568      
956-510 8 Pharr TX   568      
956-513 1 Edinburg TX   568      
956-513 8 Edinburg TX   568      
956-518 7 Brownsville TX   568      
956-520 7 Weslaco TX   568      
956-520 8 Weslaco TX   568      
956-524 8 Port Isabel TX   568      
956-525 7 Brownsville TX   568      
956-540 7 McAllen TX   568      
956-545 A Brownsville TX   568   2025-02-11   
956-545 0 Brownsville TX   568      
956-558 1 McAllen TX   568      
956-561 4 Brownsville TX   568      
956-567 2 Edcouch TX   568      
956-591 A Mission TX   568   2025-02-11   
956-591 0 Mission TX   568      
956-598 5 Mission TX   568      
956-598 6 Mission TX   568      
956-598 7 Mission TX   568      
956-598 8 Mission TX   568      
956-599 9 Mission TX   568      
956-600 7 Mission TX   568      
956-600 8 Mission TX   568      
956-601 A Pharr TX   568   2025-02-11   
956-601 0 Pharr TX   568      
956-601 1 Pharr TX   568      
956-601 2 Pharr TX   568      
956-603 2 Edinburg TX   568      
956-609 8 Edinburg TX   568      
956-609 9 Edinburg TX   568      
956-620 3 Brownsville TX   568      
956-621 A Brownsville TX   568   2025-02-11   

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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