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: MDSNNJMADS5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
973-236 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-245 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-301 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-360 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-377 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-408 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-410 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-443 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-514 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-593 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-660 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-765 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-822 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      
973-966 A Madison NJ 9206 VERIZON NEW JERSEY, INC. 224      

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

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