Local Calling Guide

Area code/prefix search

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Blytheville, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-720 A BYVLARPO720  9533 SOUTHWESTERN BELL 528      
573-720 0 LTRKARZO2MD  073H TELNYX LLC 528   2019-11-01   
573-720 1 BYVLARPO720  9533 SOUTHWESTERN BELL 528      
573-720 2 BYVLARPO720  9533 SOUTHWESTERN BELL 528      
573-720 4 LTRKARFRXFY  624H ONVOY SPECTRUM, LLC 528   2021-07-04   
573-720 5 LTRKARFRXFY  624H ONVOY SPECTRUM, LLC 528   2021-12-05   
573-720 6 LTRKARFRXFY  624H ONVOY SPECTRUM, LLC 528   2021-11-18   
573-720 7 RLVLARFI2MD  508J CENTURYLINK COMMUNICATIONS, LLC 528   2015-01-20   
573-720 9 LTRKARFRXFY  624H ONVOY SPECTRUM, LLC 528   2021-11-18   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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