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: NWRKNJ02Y8X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
908-228 A Westfield NJ 7421 AT&T - LOCAL 224      
908-774 A Unionville NJ 7421 AT&T - LOCAL 224      
908-774 4 Unionville NJ 7421 AT&T - LOCAL 224      
908-860 A Millington NJ 7421 AT&T - LOCAL 224      
908-860 3 Millington NJ 7421 AT&T - LOCAL 224      
973-240 A Whippany NJ 7421 AT&T - LOCAL 224      
973-240 4 Whippany NJ 7421 AT&T - LOCAL 224      
973-264 A Madison NJ 7421 AT&T - LOCAL 224      
973-264 2 Madison NJ 7421 AT&T - LOCAL 224      
973-287 A Caldwell NJ 7421 AT&T - LOCAL 224      
973-287 1 Caldwell NJ 7421 AT&T - LOCAL 224      
973-602 A Whippany NJ 7421 AT&T - LOCAL 224      
973-602 1 Whippany NJ 7421 AT&T - LOCAL 224      
973-607 A Dover NJ 7421 AT&T - LOCAL 224      
973-607 5 Dover NJ 7421 AT&T - LOCAL 224      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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