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.

Switch: HMPHNENWRS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
402-285 A Creston NE 9631 QWEST CORPORATION 644      
402-285 0 Creston NE 9631 QWEST CORPORATION 644      
402-285 1 Creston NE 9631 QWEST CORPORATION 644      
402-285 9 Creston NE 9631 QWEST CORPORATION 644      
402-923 A Humphrey NE 9631 QWEST CORPORATION 644      
402-923 0 Humphrey NE 9631 QWEST CORPORATION 644      
402-923 1 Humphrey NE 9631 QWEST CORPORATION 644      
402-923 2 Humphrey NE 9631 QWEST CORPORATION 644      
402-923 9 Humphrey NE 9631 QWEST CORPORATION 644      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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