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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
878-978 A Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234      
878-978 0 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2021-11-18   
878-978 2 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2021-09-24   
878-978 3 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2021-09-24   
878-978 4 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2021-09-24   
878-978 5 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2021-09-24   
878-999 A Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234      
878-999 1 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2016-03-01   
878-999 7 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2016-01-07   
878-999 8 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2016-01-07   
878-999 9 Pittsburgh Zone 1 PA 547E ONVOY, LLC - PA 234   2015-11-16   

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

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