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: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 547

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-547 A Woodside CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-547 0 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-06-27   
650-547 1 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-06-27   
650-547 2 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-02-25   
650-547 3 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-05-12   
650-547 4 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-05-12   
650-547 5 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-05-12   
650-547 6 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-06-27   
650-547 7 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-04-02   
650-547 8 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-04-02   
650-547 9 Woodside CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-02-24   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.