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.

San Bernardino, CA

<< 1 2 3 4 5 6 7 8 9 10

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
909-998 5 ONTRCAXPXOY  624H ONVOY SPECTRUM, LLC 730   2024-09-01   
909-998 6 ONTRCAXPXOY  624H ONVOY SPECTRUM, LLC 730   2024-09-01   
909-998 7 ONTRCAXPXOY  624H ONVOY SPECTRUM, LLC 730   2024-09-01   
909-998 8 ONTRCAXPXOY  624H ONVOY SPECTRUM, LLC 730   2024-09-01   
909-998 9 ONTRCAXPXOY  624H ONVOY SPECTRUM, LLC 730   2024-06-26   

<< 1 2 3 4 5 6 7 8 9 10

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.