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: MDSNNEXGDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
402-454 A Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 0 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 1 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 2 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 3 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 4 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 6 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      
402-454 9 Madison NE 1128 CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE 644      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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