Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-630 A Cocoa FL ORLDFLMAY7X  6630 USA MOBILITY WIRELESS, INC. 45806      

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

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