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: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
305-203 A Keys FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46017      
305-203 0 Keys FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46017   2012-10-11   
305-203 1 Keys FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46017   2012-10-11   
305-203 2 Keys FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46017   2012-10-11   
305-203 3 Keys FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46017   2012-10-11   
305-203 4 Keys FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017   2012-10-25   
305-203 5 Keys FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017   2012-10-25   
305-203 6 Keys FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017   2012-10-25   
305-203 7 Keys FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017   2012-10-25   
305-203 8 Keys FL MIAMFL98DS4  937C ONVOY, LLC - FL 46017   2012-10-25   
305-203 9 Keys FL MRMRFL096MD  6889 OMNIPOINT MIAMI E LICENSE, LLC 46017   2012-10-13   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.