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: 904 [Rate centres in NPA 904] [Dial plan for NPA 904]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
904-623 A Jacksonville FL JCVLFLJTRSA  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204      
904-623 0 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 1 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 2 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 3 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 4 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 5 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 6 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 7 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 8 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   
904-623 9 Jacksonville FL   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 45204   2005-07-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.