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.

Dixon, NE

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
402-584 A NWCSNEXS0MD  1576 NORTHEAST NEBRASKA TEL. CO. 644      
402-584 0   1576 NORTHEAST NEBRASKA TEL. CO. 644   2023-05-02   
402-584 1   1576 NORTHEAST NEBRASKA TEL. CO. 644      
402-584 2   1576 NORTHEAST NEBRASKA TEL. CO. 644      
402-584 3   1576 NORTHEAST NEBRASKA TEL. CO. 644      
402-584 4   1576 NORTHEAST NEBRASKA TEL. CO. 644   2023-05-02   
402-584 5   1576 NORTHEAST NEBRASKA TEL. CO. 644   2023-05-02   
402-584 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2022-06-18   
402-584 8   145J TERRA NOVA TELECOM INC. 644   2025-07-07   
402-584 9   1576 NORTHEAST NEBRASKA TEL. CO. 644   2023-05-02   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.