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: 402 [Rate centres in NPA 402] [Dial plan for NPA 402]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
402-270 A Columbus NE CRRLIAAF0MD  6263 UNITED STATES CELLULAR - NE 644      
402-270 0 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 1 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 2 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 3 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 4 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 5 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 6 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 7 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      
402-270 8 Columbus NE   732J NUSO, LLC 644   2017-01-22   
402-270 9 Columbus NE   6263 UNITED STATES CELLULAR - NE 644      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.