Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 397

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-397 A Winter Park FL   829J PAETEC ITEL, LLC 45808   2025-01-21   
321-397 0 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 1 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 2 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 3 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 4 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 5 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 6 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 7 Winter Park FL   829J PAETEC ITEL, LLC 45808      
321-397 8 Winter Park FL WNPKFLXEXEX  899D METROPCS NETWORKS, LLC 45808      
321-397 9 Winter Park FL   829J PAETEC ITEL, LLC 45808      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.