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: SYRCNYSUDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-210 3 Newark NY 7421 AT&T LOCAL 136   2001-02-26   
315-221 6 Watertown NY 7421 AT&T LOCAL 136   2005-08-27   
315-227 7 Penn Yan NY 7421 AT&T LOCAL 136   2001-02-26   
315-326 5 Oswego NY 7421 AT&T LOCAL 136   2004-07-26   
315-351 A Utica NY 7421 AT&T LOCAL 136      
315-351 3 Utica NY 7421 AT&T LOCAL 136      
315-351 4 Utica NY 7421 AT&T LOCAL 136      
315-709 3 Rome NY 7421 AT&T LOCAL 136   2004-07-26   
315-835 3 Waterloo NY 7421 AT&T LOCAL 136   2001-02-26   
315-903 2 Macedon NY 7421 AT&T LOCAL 136   2001-02-26   
607-342 A Ithaca NY 7421 AT&T LOCAL 136      
607-342 9 Ithaca NY 7421 AT&T LOCAL 136      

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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