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: JRCYNJBRKMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
551-363 A Bayonne NJ 732J NUSO, LLC 224      
551-363 1 Bayonne NJ 732J NUSO, LLC 224   2023-01-13   
551-403 0 Bayonne NJ 732J NUSO, LLC 224   2024-12-01   
551-403 1 Bayonne NJ 732J NUSO, LLC 224   2024-12-01   
551-997 3 Jersey City NJ 732J NUSO, LLC 224   2024-12-01   
551-997 4 Jersey City NJ 732J NUSO, LLC 224   2024-12-01   
551-997 5 Jersey City NJ 732J NUSO, LLC 224   2024-12-01   
640-261 2 Princeton NJ 732J NUSO, LLC 222   2024-12-01   
640-261 3 Princeton NJ 732J NUSO, LLC 222   2024-12-01   
640-261 4 Princeton NJ 732J NUSO, LLC 222   2024-12-01   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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