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: OMAHNE16XHX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
402-897 9 Duncan NE 732J NUSO, LLC 644   2023-08-12   
531-284 A Omaha NE 732J NUSO, LLC 644      
531-284 4 Omaha NE 732J NUSO, LLC 644   2023-06-25   
531-346 3 Omaha NE 732J NUSO, LLC 644   2024-09-07   
531-346 4 Omaha NE 732J NUSO, LLC 644   2024-09-07   
531-352 2 Omaha NE 732J NUSO, LLC 644   2024-03-12   
531-352 3 Omaha NE 732J NUSO, LLC 644   2024-03-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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