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Phone Directory 605-378 Detail

State Major City Time Zone
South Dakota Sioux Falls Central / Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
605-378 Saint Francis, SD Qwest Corporation Todd Landline 01/10/1996

Other Series For Prefixes

605-3780###
605-3781###
605-3782###
605-3783###
605-3784###
605-3785###
605-3786###
605-3787###
605-3788###
605-3789###