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: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-837 A Lake Monroe IN ELVLINXADS1  0818 SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. 338      
812-837 0 Lake Monroe IN ELVLINXADS1  0818 SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. 338      
812-837 1 Lake Monroe IN ELVLINXADS1  0818 SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. 338      
812-837 2 Lake Monroe IN BLTNIN01XEY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 338   2019-10-24   
812-837 3 Lake Monroe IN BLTNIN01XEY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 338   2019-10-24   
812-837 5 Lake Monroe IN BLTNINED0MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 338   2019-09-30   
812-837 6 Lake Monroe IN BLTNIN01XEY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 338   2021-07-09   
812-837 7 Lake Monroe IN BLTNIN01XEY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 338   2021-07-09   
812-837 8 Lake Monroe IN ELVLINXADS1  0818 SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. 338      
812-837 9 Lake Monroe IN ELVLINXADS1  0818 SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. 338      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.