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: 6114 LEVEL 3 COMMUNICATIONS, LLC - TX

<< 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 47 48 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
346-257 2 Katy TX HSTQTX02DS4  560      
346-257 6 Katy TX HSTQTX02DS4  560      
346-279 2 Sugar Land TX HSTQTX02DS4  560      
346-293 7 Houston TX HSTQTX02DS4  560      
346-307 9 Katy TX HSTQTX02DS4  560      
346-308 6 Houston TX HSTQTX02DS4  560      
346-308 9 Houston TX HSTQTX02DS4  560      
346-309 3 Sugar Land TX HSTQTX02DS4  560      
346-319 6 Houston TX HSTQTX02DS4  560      
346-320 0 Houston TX HSTQTX02DS4  560      
346-320 5 Houston TX HSTQTX02DS4  560      
346-335 0 Houston TX HSTQTX02DS4  560      
346-335 4 Houston TX HSTQTX02DS4  560      
346-335 9 Houston TX HSTQTX02DS4  560      
346-354 2 Houston TX HSTQTX02DS4  560      
346-356 A Houston TX HSTQTX02DS4  560      
346-356 0 Houston TX HSTQTX02DS4  560      
346-356 1 Houston TX HSTQTX02DS4  560      
346-356 2 Houston TX HSTQTX02DS4  560      
346-356 3 Houston TX HSTQTX02DS4  560      
346-356 4 Houston TX HSTQTX02DS4  560      
346-356 5 Houston TX HSTQTX02DS4  560      
346-356 6 Houston TX HSTQTX02DS4  560      
346-356 7 Houston TX HSTQTX02DS4  560      
346-356 8 Houston TX HSTQTX02DS4  560      
346-356 9 Houston TX HSTQTX02DS4  560      
346-358 5 League City TX HSTQTX02DS4  560      
346-382 9 Spring TX HSTQTX02DS4  560      
346-426 0 Houston TX HSTQTX02DS4  560      
346-426 1 Houston TX HSTQTX02DS4  560      
346-427 4 Apollo TX HSTQTX02DS4  560      
346-427 5 Apollo TX HSTQTX02DS4  560      
346-427 6 Apollo TX HSTQTX02DS4  560      
346-427 7 Apollo TX HSTQTX02DS4  560      
346-444 1 Houston TX HSTQTX02DS4  560      
346-444 2 Houston TX HSTQTX02DS4  560      
346-444 3 Houston TX HSTQTX02DS4  560      
346-444 7 Houston TX HSTQTX02DS4  560      
346-444 8 Houston TX HSTQTX02DS4  560      
346-444 9 Houston TX HSTQTX02DS4  560      
346-457 6 Katy TX HSTQTX02DS4  560      
346-608 A Katy TX HSTQTX02DS4  560      
346-608 2 Katy TX HSTQTX02DS4  560      
346-616 A Humble TX HSTQTX02DS4  560      
346-616 2 Humble TX HSTQTX02DS4  560      
346-627 2 Houston Suburban TX HSTQTX02DS4  560      
346-642 6 Houston Suburban TX HSTQTX02DS4  560      
346-674 A Houston TX HSTQTX02DS4  560      
346-674 0 Houston TX HSTQTX02DS4  560      
346-674 1 Houston TX HSTQTX02DS4  560      
346-674 2 Houston TX HSTQTX02DS4  560      
346-674 3 Houston TX HSTQTX02DS4  560      
346-674 4 Houston TX HSTQTX02DS4  560      
346-674 5 Houston TX HSTQTX02DS4  560      
346-674 6 Houston TX HSTQTX02DS4  560      
346-674 7 Houston TX HSTQTX02DS4  560      
346-674 8 Houston TX HSTQTX02DS4  560      
346-674 9 Houston TX HSTQTX02DS4  560      
346-678 4 Houston Suburban TX   560      
346-701 3 Houston TX HSTQTX02DS4  560      
346-724 3 Langham Creek TX HSTQTX02DS4  560      
346-766 2 Houston TX HSTQTX02DS4  560      
346-766 8 Houston TX HSTQTX02DS4  560      
346-772 A Houston TX HSTQTX02DS4  560      
346-772 1 Houston TX HSTQTX02DS4  560      
346-772 2 Houston TX HSTQTX02DS4  560      
346-772 3 Houston TX HSTQTX02DS4  560      
346-828 4 Spring TX   560      
346-832 A Houston TX   560   2024-09-17   
346-832 0 Houston TX   560      
346-832 1 Houston TX   560      
346-832 2 Houston TX   560      
346-832 3 Houston TX   560      
346-832 4 Houston TX   560      
346-832 5 Houston TX   560      
346-832 6 Houston TX   560      
346-832 7 Houston TX   560      
346-832 8 Houston TX   560      
346-832 9 Houston TX   560      
346-835 A Houston TX   560   2024-09-17   
346-835 0 Houston TX   560      
346-835 1 Houston TX   560      
346-835 2 Houston TX   560      
346-835 3 Houston TX   560      
346-835 4 Houston TX   560      
346-835 5 Houston TX   560      
346-835 6 Houston TX   560      
346-835 7 Houston TX   560      
346-835 8 Houston TX   560      
346-835 9 Houston TX   560      
346-843 8 Richmond-Rosenberg TX HSTQTX02DS4  560      
346-888 2 Houston Suburban TX HSTQTX02DS4  560      
346-888 3 Houston Suburban TX HSTQTX02DS4  560      
346-888 4 Houston Suburban TX HSTQTX02DS4  560      
361-217 3 Hallettsville TX CRCHTXKC0MD  564      
361-221 1 Kingsville TX CRCHTXKC0MD  564      
361-221 2 Kingsville TX CRCHTXKC0MD  564      
361-221 4 Kingsville TX CRCHTXKC0MD  564      
361-221 8 Kingsville TX CRCHTXKC0MD  564      
361-226 1 Aransas Pass TX CRCHTXKC0MD  564      

<< 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 47 48 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.