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: GATSNYAODS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
585-275 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-340 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-341 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-446 A West Webster NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-484 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-486 A Henrietta NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-662 A East Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-756 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-758 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-760 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-784 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      
585-785 A Rochester NY 8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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