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: PHLAPAFGDSC

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
484-750 3 Allentown (Lehigh) PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2020-07-01   
484-809 7 Allentown (Lehigh) PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-10-30   
484-866 4 Allentown (Lehigh) PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-10-30   

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

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