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.

NPA: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 681

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-681 A Vidor TX VDORTXSURS0  9533 SOUTHWESTERN BELL 562      
409-681 0 Vidor TX   145J TERRA NOVA TELECOM INC. 562      
409-681 1 Vidor TX BUMUTXHM0MD  939H COMMIO, LLC 562      
409-681 2 Vidor TX   903C ONVOY, LLC - TX 562      
409-681 3 Vidor TX BUMTTXTEQMD  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 562      
409-681 4 Vidor TX BUMTTX14IMD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 562      
409-681 5 Vidor TX BUMTTXTEXNX  516C AT&T CORP. 562      
409-681 6 Vidor TX BUMTTXATOMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 562      
409-681 8 Vidor TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562      
409-681 9 Vidor TX VDORTXSURS0  9533 SOUTHWESTERN BELL 562      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.