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: STLSMO22DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
314-293 A Oakville MO 9533 SOUTHWESTERN BELL 520      
314-293 0 Oakville MO 9533 SOUTHWESTERN BELL 520      
314-293 1 Oakville MO 9533 SOUTHWESTERN BELL 520      
314-293 2 Oakville MO 9533 SOUTHWESTERN BELL 520      
314-416 A Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-487 A Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 A Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 0 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 1 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 2 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 3 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 5 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 6 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 7 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 8 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-845 9 Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-846 A Oakville MO 9533 SOUTHWESTERN BELL 520      
314-892 A Mehlville MO 9533 SOUTHWESTERN BELL 520      
314-894 A Mehlville MO 9533 SOUTHWESTERN BELL 520      

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.