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: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 730

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-730 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-730 0 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-730 1 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-730 2 Austin TX AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-730 3 Austin TX   829J PAETEC ITEL, LLC 558      
512-730 4 Austin TX   829J PAETEC ITEL, LLC 558      
512-730 5 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-730 6 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-730 7 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-730 8 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-730 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.