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: MIAUFLWSIMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
305-990 A Keys FL 632K BARR TELL USA, LLC 46017      
561-695 A Delray Beach FL 632K BARR TELL USA, LLC 46018      
561-730 A Jupiter FL 632K BARR TELL USA, LLC 46018      
561-830 A Boynton Beach FL 632K BARR TELL USA, LLC 46018      
561-971 A West Palm Beach FL 632K BARR TELL USA, LLC 46018      
754-277 A Fort Lauderdale FL 632K BARR TELL USA, LLC 46017      
786-827 A Homestead FL 632K BARR TELL USA, LLC 46017      
786-861 A Miami FL 632K BARR TELL USA, LLC 46017      
786-869 A Perrine FL 632K BARR TELL USA, LLC 46017      

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

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