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: MIAMFLGRDS0

Remotes:

Switch Switch name Switch type
MIAMFLAERS0  MIAMI ALHAMBRA  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
305-530 A Miami FL 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 46017      
305-536 A Miami FL 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 46017      
305-539 A Miami FL 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 46017      
305-810 A Miami FL 9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 46017      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.