Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Sylvia, KS

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
620-410 A GBTPKSAC0MD  122D NEX-TECH WIRELESS, LLC 532      
620-410 0   624H ONVOY SPECTRUM, LLC 532   2025-01-21   
620-410 1   2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532   2014-03-06   
620-410 2   205F ONVOY, LLC - KS 532   2020-10-19   
620-410 3   205F ONVOY, LLC - KS 532   2020-10-19   
620-410 4   205F ONVOY, LLC - KS 532   2019-09-05   
620-410 7   122D NEX-TECH WIRELESS, LLC 532      
620-486 A SYLVKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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