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: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-277 A Winter Park FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808      
321-277 0 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 1 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 2 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 3 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 4 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 5 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 6 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 7 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 8 Winter Park FL   899D METROPCS NETWORKS, LLC 45808      
321-277 9 Winter Park FL   6701 AERIAL COMMUNICATIONS, INC. 45808      

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

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