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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-377 A Sanford FL   6664 SPRINT SPECTRUM L.P. 45806      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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