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.

Hillsdale, NY

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
518-325 A HLDLNYXARS0  0084 TACONIC TEL. CORP. 134      
518-988 A HLDLNY06DS0  271G INTEGRATED PATH COMMUNICATIONS, LLC - NY 134      
518-988 0 HLDLNY06DS1  744H TELXMEDIA, INC. - NY 134   2016-02-12   
518-988 1 HLDLNY06DS0  271G INTEGRATED PATH COMMUNICATIONS, LLC - NY 134   2015-04-26   
518-988 4 HLDLNY06DS1  744H TELXMEDIA, INC. - NY 134   2016-02-12   
518-988 7   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2025-04-25   
518-988 8 HLDLNY06DS1  744H TELXMEDIA, INC. - NY 134   2016-02-05   
518-988 9   793K TWC IP ENABLED SERVICES, LLC 134   2018-04-01   
838-299 A ALBYNYPSHMD  965H FRACTEL, LLC 134      
838-299 3 ALBYNYSSXAZ  818H PEERING HUB, INC. - NY 134   2021-04-26   
838-299 9 ALBYNYPSHMD  965H FRACTEL, LLC 134   2021-04-04   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.