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.

Switch: HSTQTX02EMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-721 4 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-250 A Houston TX 197D VONAGE AMERICA LLC 560      
346-250 0 Houston TX 197D VONAGE AMERICA LLC 560      
346-250 8 Houston TX 197D VONAGE AMERICA LLC 560      
346-337 9 Cypress TX 197D VONAGE AMERICA LLC 560      
346-357 0 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-357 1 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-357 2 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 A Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 0 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 1 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 2 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 3 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 4 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-374 5 Houston Suburban TX 197D VONAGE AMERICA LLC 560      
346-385 8 Friendswood TX 197D VONAGE AMERICA LLC 560      
346-389 2 Beach City TX 197D VONAGE AMERICA LLC 560      
346-389 3 Beach City TX 197D VONAGE AMERICA LLC 560      
346-393 7 Stafford TX 197D VONAGE AMERICA LLC 560      
346-393 8 Stafford TX 197D VONAGE AMERICA LLC 560      
346-418 4 Bammel TX 197D VONAGE AMERICA LLC 560      
346-418 5 Bammel TX 197D VONAGE AMERICA LLC 560      
346-424 0 Satsuma TX 197D VONAGE AMERICA LLC 560      
346-424 1 Satsuma TX 197D VONAGE AMERICA LLC 560      
346-425 3 Langham Creek TX 197D VONAGE AMERICA LLC 560      
346-425 4 Langham Creek TX 197D VONAGE AMERICA LLC 560      
346-427 1 Apollo TX 197D VONAGE AMERICA LLC 560      
346-427 2 Apollo TX 197D VONAGE AMERICA LLC 560      
346-438 6 Houston TX 197D VONAGE AMERICA LLC 560      
346-459 6 Spring TX 197D VONAGE AMERICA LLC 560      
346-468 A Tomball TX 197D VONAGE AMERICA LLC 560      
346-468 1 Tomball TX 197D VONAGE AMERICA LLC 560      
346-470 A Humble TX 197D VONAGE AMERICA LLC 560      
346-470 2 Humble TX 197D VONAGE AMERICA LLC 560      
346-510 2 Houston TX 197D VONAGE AMERICA LLC 560      
346-567 2 Mont Belvieu TX 197D VONAGE AMERICA LLC 560      
346-567 3 Mont Belvieu TX 197D VONAGE AMERICA LLC 560      
346-732 3 Cypress TX 197D VONAGE AMERICA LLC 560      
346-736 A Porter TX 197D VONAGE AMERICA LLC 560      
346-736 1 Porter TX 197D VONAGE AMERICA LLC 560      
409-515 6 Galveston TX 197D VONAGE AMERICA LLC 560      
713-940 1 Houston TX 197D VONAGE AMERICA LLC 560      
832-219 0 Richmond-Rosenberg TX 197D VONAGE AMERICA LLC 560      
832-219 3 Richmond-Rosenberg TX 197D VONAGE AMERICA LLC 560      
832-990 2 Huffman TX 197D VONAGE AMERICA LLC 560      
936-400 3 Huntsville TX 197D VONAGE AMERICA LLC 560      
936-515 3 Madisonville TX 197D VONAGE AMERICA LLC 560      

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

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