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: MIAUFLWSX7X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
645-226 A Miami FL 0051 SHELCOMM 46017   2024-10-20   
645-227 A Keys FL 0051 SHELCOMM 46017   2024-10-25   
728-216 A Boca Raton FL 0051 SHELCOMM 46018   2024-10-25   
728-217 A Boynton Beach FL 0051 SHELCOMM 46018   2024-10-25   
754-338 A Fort Lauderdale FL 0051 SHELCOMM 46017   2024-10-25   
772-308 A Fort Pierce FL 0051 SHELCOMM 46018   2024-10-25   
954-631 A Hollywood FL 0051 SHELCOMM 46017   2024-10-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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