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.
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Switch: STLSMOGZ00Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-815 A East St Louis IL 490J DISH WIRELESS, LLC 520      
618-858 A Aviston IL 490J DISH WIRELESS, LLC 520      
618-860 A Germantown IL 490J DISH WIRELESS, LLC 520      
618-862 A St Libory IL 490J DISH WIRELESS, LLC 520      
618-865 A Livingston IL 490J DISH WIRELESS, LLC 520      
618-868 A Prairietown IL 490J DISH WIRELESS, LLC 520      
618-870 A Bethalto IL 490J DISH WIRELESS, LLC 520      
618-890 A Freeburg IL 490J DISH WIRELESS, LLC 520      
618-894 A Grafton IL 490J DISH WIRELESS, LLC 520      
618-903 A Dorchester IL 490J DISH WIRELESS, LLC 520      
618-909 A Breese IL 490J DISH WIRELESS, LLC 520      
636-351 A O'Fallon MO 490J DISH WIRELESS, LLC 520      

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

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