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.
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Switch: SYVLNYSADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
631-218 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      
631-244 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      
631-319 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      
631-319 2 Sayville NY 9104 VERIZON NEW YORK, INC. 132   2006-04-03   
631-419 A Bayport NY 9104 VERIZON NEW YORK, INC. 132      
631-419 0 Bayport NY 9104 VERIZON NEW YORK, INC. 132      
631-419 1 Bayport NY 9104 VERIZON NEW YORK, INC. 132      
631-472 A Bayport NY 9104 VERIZON NEW YORK, INC. 132      
631-563 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      
631-567 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      
631-589 A Sayville NY 9104 VERIZON NEW YORK, INC. 132      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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