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: PRVLMOLIRSL

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-517 A Perryville MO 9533 SOUTHWESTERN BELL 520      
573-517 0 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-517 5 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-517 7 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 A Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 1 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 2 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 3 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 4 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 5 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 6 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 7 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 8 Perryville MO 9533 SOUTHWESTERN BELL 520      
573-547 9 Perryville MO 9533 SOUTHWESTERN BELL 520      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.