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.

Excelsior Springs MCA4, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
816-629 A EXSPMOMERS0  9533 SOUTHWESTERN BELL 524      
816-629 0   624H ONVOY SPECTRUM, LLC 524      
816-629 1 KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
816-629 2 EXSPMOMERS0  9533 SOUTHWESTERN BELL 524      
816-629 3 EXSPMOMERS0  9533 SOUTHWESTERN BELL 524      
816-629 4 KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
816-629 5 KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
816-629 6 KSCYKSJOSMD  993E BANDWIDTH.COM CLEC, LLC - MO 524      
816-629 7 KSCYMO55XXX  093F ONVOY, LLC - MO 524      
816-629 8 KSCYKSJOSMD  993E BANDWIDTH.COM CLEC, LLC - MO 524      
816-630 A EXSPMOMERS0  9533 SOUTHWESTERN BELL 524      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.