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: 518 [Rate centres in NPA 518] [Dial plan for NPA 518]

NXX: 540

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-540 A Albany NY ALBYNYSSXOZ  7989 TVC ALBANY, INC. DBA FIRSTLIGHT FIBER 134      
518-540 0 Albany NY ALBYNYSSXJZ  4152 PAETEC COMMUNICATIONS, INC. - NY 134   2010-01-18   
518-540 1 Albany NY ALBYNYPSDS4  7989 TVC ALBANY, INC. DBA FIRSTLIGHT FIBER 134   2021-12-26   
518-540 2 Albany NY ALBYNYSSXOZ  7989 TVC ALBANY, INC. DBA FIRSTLIGHT FIBER 134      
518-540 3 Albany NY   145J TERRA NOVA TELECOM INC. 134   2022-04-08   
518-540 4 Albany NY ALBYNYSSXJZ  4152 PAETEC COMMUNICATIONS, INC. - NY 134   2010-01-18   
518-540 5 Albany NY ALBYNYSSXTY  624H ONVOY SPECTRUM, LLC 134   2021-05-23   
518-540 6 Albany NY ALBYNYSSXTY  624H ONVOY SPECTRUM, LLC 134   2021-05-23   
518-540 7 Albany NY ALBYNYSSXOZ  7989 TVC ALBANY, INC. DBA FIRSTLIGHT FIBER 134      
518-540 8 Albany NY ALBYNYSSXOZ  7989 TVC ALBANY, INC. DBA FIRSTLIGHT FIBER 134   2021-11-16   
518-540 9 Albany NY ALBYNYSSXTY  624H ONVOY SPECTRUM, LLC 134   2022-09-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.