Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 809

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-809 A Smithsburg MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-809 0 Smithsburg MD   516J TON80 COMMUNICATIONS, LLC 240   2021-11-05   
240-809 1 Smithsburg MD   939H COMMIO, LLC 240   2023-09-28   
240-809 2 Smithsburg MD   876D ONVOY, LLC - MD 240   2021-11-01   
240-809 3 Smithsburg MD   876D ONVOY, LLC - MD 240   2021-12-19   
240-809 4 Smithsburg MD   876D ONVOY, LLC - MD 240   2023-06-16   
240-809 5 Smithsburg MD   939H COMMIO, LLC 240   2023-09-28   
240-809 6 Smithsburg MD   939H COMMIO, LLC 240   2023-09-28   
240-809 7 Smithsburg MD   939H COMMIO, LLC 240   2023-09-28   
240-809 8 Smithsburg MD   624H ONVOY SPECTRUM, LLC 240   2021-11-15   
240-809 9 Smithsburg MD   939H COMMIO, LLC 240   2023-09-28   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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