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: 305 [Rate centres in NPA 305] [Dial plan for NPA 305]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
305-677 A Miami FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017      
305-677 0 Miami FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46017      
305-677 1 Miami FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017      
305-677 2 Miami FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46017      
305-677 3 Miami FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46017      
305-677 4 Miami FL   829J PAETEC ITEL, LLC 46017      
305-677 5 Miami FL MIAMFL98XAX  4227 PAETEC COMMUNICATIONS, INC. - FL 46017      
305-677 6 Miami FL MIAMFL98XAX  4227 PAETEC COMMUNICATIONS, INC. - FL 46017      
305-677 7 Miami FL MIAMFL98XAX  4227 PAETEC COMMUNICATIONS, INC. - FL 46017      
305-677 8 Miami FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017      
305-677 9 Miami FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46017      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.