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.
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Switch: GLSNTNMARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
731-648 A Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      
731-648 0 Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      
731-648 1 Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      
731-648 2 Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      
731-648 5 Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      
731-648 9 Gleason TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 468      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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