Owatonna Public Utilities customers take notice. OPU is reporting a possible phone scam targeting its customers.

The utility reports to Townsquare Media that customers have received calls from someone demanding payment for utility bills or their services will be disconnected. OPU officials say they never demand money over the phone.

In a news release, Owatonna Public Utilities says a notice would be sent by mail if a customer became delinquent on a bill. If a customer has a doubt about a caller, please contact OPU at 507-451-2480.