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: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
728-587 A West Palm Beach FL   824J OPENTACT INC. 46018   2026-05-10   
728-587 8 West Palm Beach FL   824J OPENTACT INC. 46018   2026-05-10   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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