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: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-228 A Winter Park FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808      
321-228 0 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 1 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 2 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 3 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 4 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 5 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 6 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 7 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 8 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-228 9 Winter Park FL   6701 AERIAL COMMUNICATIONS, INC. 45808      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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