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: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-564 A Lampasas TX LMPSTXLSDS0  9533 SOUTHWESTERN BELL 558      
512-564 0 Lampasas TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-564 1 Lampasas TX LMPSTXLSDS0  9533 SOUTHWESTERN BELL 558      
512-564 2 Lampasas TX LMPSTXLSDS0  9533 SOUTHWESTERN BELL 558      
512-564 3 Lampasas TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-564 4 Lampasas TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-564 5 Lampasas TX AUSTTXGR25Z  516C AT&T CORP. 558      
512-564 6 Lampasas TX AUSTTXGR52Z  145J TERRA NOVA TELECOM INC. 558      
512-564 7 Lampasas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-564 8 Lampasas TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-564 9 Lampasas TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.