Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 728 [Rate centres in NPA 728] [Dial plan for NPA 728]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
728-666 A Boca Raton FL MIAUFLWSDS5  704G WIDE VOICE, LLC - FL 46018   2024-03-25   
728-666 0 Boca Raton FL MIAMFL98DS4  937C ONVOY, LLC - FL 46018   2024-03-26   
728-666 1 Boca Raton FL MIAMFL98DS4  937C ONVOY, LLC - FL 46018   2024-04-04   
728-666 2 Boca Raton FL MIAMFL98DS4  937C ONVOY, LLC - FL 46018   2024-04-04   
728-666 3 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018   2024-04-20   
728-666 4 Boca Raton FL MIAMFL98DS4  937C ONVOY, LLC - FL 46018   2024-04-26   
728-666 5 Boca Raton FL MIAUFLWSZMD  490J DISH WIRELESS, LLC 46018   2024-06-01   
728-666 6 Boca Raton FL MIAUFLWSDS5  704G WIDE VOICE, LLC - FL 46018   2024-03-25   
728-666 7 Boca Raton FL MIAUFLWSZMD  490J DISH WIRELESS, LLC 46018   2024-03-26   
728-666 8 Boca Raton FL MIANFLWKAMD  6502 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL 46018   2024-05-05   
728-666 9 Boca Raton FL MIANFLWKAMD  6502 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL 46018   2024-05-05   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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