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.

St Marks, IN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
812-836 A STMKINXA0MD  0807 PERRY - SPENCER RURAL TELEPHONE COOP., INC. 330      
812-836 0 STMKINXA0MD  0807 PERRY - SPENCER RURAL TELEPHONE COOP., INC. 330      
812-836 2 STMKINXA0MD  0807 PERRY - SPENCER RURAL TELEPHONE COOP., INC. 330      
812-836 4 STMKINXA0MD  0807 PERRY - SPENCER RURAL TELEPHONE COOP., INC. 330      
812-836 9 STMKINXA0MD  0807 PERRY - SPENCER RURAL TELEPHONE COOP., INC. 330      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.