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.

Pisgah, NC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-381 A FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 0 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 1 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 2 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 3 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 4 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 5 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 8 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-381 9 FRMRNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
743-353 A GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
743-353 1 ASBONCXAXAX  793K TWC IP ENABLED SERVICES, LLC 424   2025-02-25   
743-353 3   145J TERRA NOVA TELECOM INC. 424   2025-07-11   
743-353 7 GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424   2022-03-16   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.