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: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 582

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-582 A Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 0 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 1 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 2 Mexico MO CLMAMOCC1MD  6275 UNITED STATES CELLULAR - MO 520      
573-582 3 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 4 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 5 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 6 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 7 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 8 Mexico MO MEXCMOJUDSA  9533 SOUTHWESTERN BELL 520      
573-582 9 Mexico MO STLSMO05XJX  6021 CHARITON VALLEY CELLULAR (BELLCORE ASSIGNED) 520   2015-09-10   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.