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: PHLAPAFG3MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-710 7 Philadelphia Suburban Zone 26 PA 752H BARR TELL USA, INC. - PA 228   2016-02-11   
610-713 7 Philadelphia Suburban Zone 17 PA 752H BARR TELL USA, INC. - PA 228   2016-02-11   
610-795 0 Philadelphia Suburban Zone 24 PA 752H BARR TELL USA, INC. - PA 228   2016-02-11   
610-801 5 Philadelphia Suburban Zone 25 PA 752H BARR TELL USA, INC. - PA 228   2016-02-11   
610-810 9 Easton PA 752H BARR TELL USA, INC. - PA 228   2016-02-10   
610-877 5 Philadelphia Suburban Zone 31 PA 752H BARR TELL USA, INC. - PA 228   2016-02-11   
610-904 0 Emmaus PA 752H BARR TELL USA, INC. - PA 228   2016-02-10   

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

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