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.

Switch: OKRGTNMTDS0

Remotes:

Switch Switch name Switch type
MYVLTNMARS0  MAYNARDVILLE  ORM 
NRRSTNMARS0  NORRIS  EXM 
OLSPTNMARS0  OLIVER SPRINGS  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
865-220 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-425 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 0 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 1 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 2 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 3 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 4 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 5 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 6 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 7 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-481 8 Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-482 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-483 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-835 A Oak Ridge TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-927 A Solway TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-927 0 Solway TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-927 1 Solway TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-927 4 Solway TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-927 9 Solway TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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