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.

Switch: GRFNGAMA22C

Remotes:

Switch Switch name Switch type
BRVIGAMA35A  BARNESVILLE  5BR 
JCSNGAMARS1  JACKSON  5BR 
ZBLNGAMA56C  ZEBULON  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
470-204 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
678-688 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-227 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-228 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-229 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-233 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-412 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      
770-467 A Griffin GA 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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