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: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 298

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-298 A Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-298 0 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-298 1 Davis CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726      
530-298 2 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-298 3 Davis CA SCRMCA0101Z  624H ONVOY SPECTRUM, LLC 726      
530-298 4 Davis CA SCRMCA0101Z  624H ONVOY SPECTRUM, LLC 726      
530-298 6 Davis CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-298 7 Davis CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-298 8 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-298 9 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.