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.

Dobson, NC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-356 A LVCRNCXADS0  035B PIEDMONT COMMUNICATIONS SERVICES, INC. - NC 424      
336-386 A DBSNNCXBRS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-443 A GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-443 0 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-443 1 GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-443 2 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-443 3 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424      
336-443 4   793K TWC IP ENABLED SERVICES, LLC 424      
336-443 5 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-443 6 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-443 7 GNBONCEU53Z  508J CENTURYLINK COMMUNICATIONS, LLC 424      
336-443 8 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-443 9 GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-569 A GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-569 0 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-569 1 GNBONCEU75Z  073H TELNYX LLC 424      
336-569 2 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-569 3 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-569 4 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-569 6 GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
336-569 7 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-569 8 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
336-569 9 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
743-437 A ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
743-437 0 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
743-437 1 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
743-437 4 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
743-437 5 ELKNNCXAX5X  638E ONVOY, LLC - NC 424      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.