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: 502 [Rate centres in NPA 502] [Dial plan for NPA 502]

NXX: 743

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
502-743 A Sulphur KY SLPHKYMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 462      
502-743 0 Sulphur KY SLPHKYMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 462      
502-743 1 Sulphur KY LSVLKY53G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 462      
502-743 2 Sulphur KY   480F CORETEL KENTUCKY, INC. - KY 462      
502-743 3 Sulphur KY LSVLKYAPXQZ  896E ONVOY, LLC - KY 462      
502-743 4 Sulphur KY LSVLKYAPXQZ  896E ONVOY, LLC - KY 462      
502-743 5 Sulphur KY SLPHKYMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 462      
502-743 6 Sulphur KY   480F CORETEL KENTUCKY, INC. - KY 462      
502-743 7 Sulphur KY   480F CORETEL KENTUCKY, INC. - KY 462      
502-743 8 Sulphur KY LSVNKYJH3MD  4369 LEVEL 3 COMMUNICATIONS, LLC - KY 462      
502-743 9 Sulphur KY SLPHKYMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 462      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.