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: SWTWTNMTRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-337 A Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 0 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 2 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 3 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 4 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 5 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 6 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 7 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 8 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-337 9 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 A Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 0 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 1 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 2 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 7 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 8 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-351 9 Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-213 A West Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-213 0 West Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-213 4 West Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-213 8 West Sweetwater TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      

Last updated: Sun, 01 Nov 2026 02:11:49 UTC

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