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.

NPA: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-455 A Westtown PA WCHSPAWCDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-455 0 Westtown PA WCHSPAWCDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-455 1 Westtown PA WCHSPAWCDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-455 2 Westtown PA PHLAPAFGXCY  4153 PAETEC COMMUNICATIONS, INC. - PA 228      
610-455 3 Westtown PA WCHSPAWCDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-455 4 Westtown PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-455 5 Westtown PA PHLAPAMK20Z  002F BANDWIDTH.COM CLEC, LLC - PA 228      
610-455 6 Westtown PA PHLBPAMYDS4  5494 NETCARRIER TELECOM, INC. - PA 228      
610-455 7 Westtown PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228      
610-455 8 Westtown PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228      
610-455 9 Westtown PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.