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: 850 [Rate centres in NPA 850] [Dial plan for NPA 850]

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-937 A Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 0 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 1 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 2 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 3 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 4 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 5 Cantonment FL PNSCFLWAXBX  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 44813      
850-937 6 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 7 Cantonment FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813      
850-937 8 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      
850-937 9 Cantonment FL CNTMFLLEDS1  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 44813      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.