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: NYCMNY83DSR

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
631-910 A Wading River NY 8340 XO NEW YORK, INC. 132      
631-910 0 Wading River NY 8340 XO NEW YORK, INC. 132      
631-910 2 Wading River NY 8340 XO NEW YORK, INC. 132      
646-367 A New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 0 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 1 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 2 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 3 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 4 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 5 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 6 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 8 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      
646-367 9 New York City Zone 01 NY 8340 XO NEW YORK, INC. 132      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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