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: MIAUFLWSDS8

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
305-840 A Miami FL 693K LIVEWIRE TELECOM, LLC 46017   2024-12-17   
305-862 A Keys FL 693K LIVEWIRE TELECOM, LLC 46017   2024-07-23   
645-400 A Miami FL 693K LIVEWIRE TELECOM, LLC 46017   2024-07-12   
645-600 A Homestead FL 693K LIVEWIRE TELECOM, LLC 46017   2024-07-12   
728-300 A Boynton Beach FL 693K LIVEWIRE TELECOM, LLC 46018   2024-10-28   
728-500 A Boca Raton FL 693K LIVEWIRE TELECOM, LLC 46018   2024-07-12   
728-600 A West Palm Beach FL 693K LIVEWIRE TELECOM, LLC 46018   2024-10-28   
754-754 A Fort Lauderdale FL 693K LIVEWIRE TELECOM, LLC 46017   2024-10-06   
772-975 A Vero Beach FL 693K LIVEWIRE TELECOM, LLC 46018   2025-01-26   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.