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: 315 [Rate centres in NPA 315] [Dial plan for NPA 315]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
315-777 A Watertown NY WTTWNY06DS2  1227 WESTELCOM NETWORK, INC. - NY 136      
315-777 0 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-05-03   
315-777 1 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-05-03   
315-777 2 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-05-03   
315-777 3 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-09-21   
315-777 4 Watertown NY ESYRNYAWPS0  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 136   2007-05-23   
315-777 5 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-12-14   
315-777 6 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2008-01-15   
315-777 7 Watertown NY ESYRNYENCM2  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 136   2007-03-20   
315-777 8 Watertown NY ESYRNYAWPS0  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 136   2006-12-07   
315-777 9 Watertown NY WTTWNY06DS2  1227 WESTELCOM NETWORK, INC. - NY 136   2006-09-29   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.