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.

Morongo Valley, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
442-246 A PLSPCAXGXPX  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 973      
442-246 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 973      
442-246 1 PLSPCA19DS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 973      
442-246 2 PLSPCAXG06Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 973      
442-246 3 PLSPCAXGXPX  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 973      
442-246 4 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-246 5 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-246 6 PLSPCA19DS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 973      
442-246 7 PLSPCAXGXOZ  508J CENTURYLINK COMMUNICATIONS, LLC 973      
442-246 8 PLSPCAXGXJY  073H TELNYX LLC 973      
442-246 9 PLSPCA19DS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 973      
442-443 A PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 0 PLSPCA19DS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 973      
442-443 1 PLSPCAPL0MD  939H COMMIO, LLC 973      
442-443 2 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 3 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 4 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 5 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 6 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 7 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-443 8   624H ONVOY SPECTRUM, LLC 973      
442-443 9 PLSPCA19DS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 973      
760-363 A MRVYCAXFRS5  2319 FRONTIER CALIFORNIA INC. 973      
760-363 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 973      
760-363 1 MRVYCAXFRS5  2319 FRONTIER CALIFORNIA INC. 973      
760-363 2 PLSPCAXGXKY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 973      
760-363 3 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
760-363 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 973      
760-363 5 PLSPCAXGXTY  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 973      
760-363 6 MRVYCAXFRS5  2319 FRONTIER CALIFORNIA INC. 973      
760-363 7 MRVYCAXFRS5  2319 FRONTIER CALIFORNIA INC. 973      
760-363 8   515J IP HORIZON LLC 973      
760-363 9 PLSPCAXGXPY  649C ONVOY, LLC - CA 973      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.