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: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

NXX: 534

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-534 A St Cloud MN STCDMNATX4X  732J NUSO, LLC 626      
320-534 0 St Cloud MN STCDMNTO25G  9631 QWEST CORPORATION 626      
320-534 1 St Cloud MN STCDMNATX4X  732J NUSO, LLC 626   2023-07-12   
320-534 2 St Cloud MN STCDMNTO25G  9631 QWEST CORPORATION 626      
320-534 3 St Cloud MN STCDMNTO25G  9631 QWEST CORPORATION 626      
320-534 4 St Cloud MN STCDMNTO25G  9631 QWEST CORPORATION 626      
320-534 5 St Cloud MN STCDMNTO25G  9631 QWEST CORPORATION 626      
320-534 6 St Cloud MN   145J TERRA NOVA TELECOM INC. 626   2022-11-02   
320-534 8 St Cloud MN STCDMNTOXGX  5562 METROPCS, INC. 626   2011-03-02   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.