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: CLMAMSMARS9

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
601-444 A Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 0 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 1 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 2 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 3 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 4 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 5 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-444 9 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 A Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 1 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 2 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 3 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 5 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 6 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 7 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-731 9 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-736 A Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 A Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 2 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 3 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 4 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 5 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 6 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 7 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 8 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      
601-740 9 Columbia MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      

Last updated: Sun, 17 May 2026 03:26:51 UTC

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