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: ALNAPAALQMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
814-855 3 Marklesburg PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2013-10-19   
814-892 A South Fork PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230      
814-892 3 South Fork PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2013-08-30   
814-913 3 Dubois PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2010-02-26   
814-927 3 Marienville PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2017-06-05   
814-954 6 State College PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2016-07-21   
814-955 3 Johnstown PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2019-10-31   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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