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: 669 [Rate centres in NPA 669] [Dial plan for NPA 669]

NXX: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
669-599 A Gilroy CA SNJUCACL7MD  965H FRACTEL, LLC 722      
669-599 0 Gilroy CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
669-599 1 Gilroy CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
669-599 2 Gilroy CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
669-599 3 Gilroy CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
669-599 5 Gilroy CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-21   
669-599 6 Gilroy CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-11-08   
669-599 7 Gilroy CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-10-28   
669-599 8 Gilroy CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-10-28   
669-599 9 Gilroy CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-08-05   

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.