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: MIAMFLACCMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
305-307 3 Keys FL 7421 AT&T LOCAL 46017   2003-03-19   
305-420 A Miami FL 7421 AT&T LOCAL 46017      
305-420 0 Miami FL 7421 AT&T LOCAL 46017      
305-420 1 Miami FL 7421 AT&T LOCAL 46017      
305-420 2 Miami FL 7421 AT&T LOCAL 46017      
305-420 3 Miami FL 7421 AT&T LOCAL 46017      
305-420 4 Miami FL 7421 AT&T LOCAL 46017      
305-420 7 Miami FL 7421 AT&T LOCAL 46017      
305-420 9 Miami FL 7421 AT&T LOCAL 46017      
305-506 3 Perrine FL 7421 AT&T LOCAL 46017   2002-11-30   
305-508 3 Homestead FL 7421 AT&T LOCAL 46017   2005-05-02   
305-921 A Miami FL 7421 AT&T LOCAL 46017      
305-921 1 Miami FL 7421 AT&T LOCAL 46017      
305-921 2 Miami FL 7421 AT&T LOCAL 46017      
305-921 3 Miami FL 7421 AT&T LOCAL 46017      
305-921 5 Miami FL 7421 AT&T LOCAL 46017      
305-921 6 Miami FL 7421 AT&T LOCAL 46017      
305-921 7 Miami FL 7421 AT&T LOCAL 46017      
305-921 8 Miami FL 7421 AT&T LOCAL 46017      
305-929 A Miami FL 7421 AT&T LOCAL 46017      
305-929 1 Miami FL 7421 AT&T LOCAL 46017      
305-929 2 Miami FL 7421 AT&T LOCAL 46017      
305-929 4 Miami FL 7421 AT&T LOCAL 46017      
305-929 5 Miami FL 7421 AT&T LOCAL 46017      
305-929 6 Miami FL 7421 AT&T LOCAL 46017      
305-929 7 Miami FL 7421 AT&T LOCAL 46017      
305-929 9 Miami FL 7421 AT&T LOCAL 46017      
786-842 2 Perrine FL 7421 AT&T LOCAL 46017   2013-07-10   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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