ANAHEIM ( — Residents in Anaheim Friday were being warned to be wary of recent instances of utility phone scams.

The city of Anaheim said in a statement that a number of Anaheim Public Utility customers have been contacted by people impersonating the agency’s employees.

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The caller asks the customer to make a past-due, over-the-phone payment or face immediate water or power shut-off.

The statement said the impersonators are utilizing spoofing software which identifies the caller as the “Anaheim Public Utilities.”

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The statement reminded residents that bills can be paid by mail, online, in-person or through the authorized automated phone system by calling (714) 765-3300.

“Anaheim Public Utilities representatives will never make unsolicited calls to customers to collect utility payments, nor will staff visit residents to solicit payment,” according to the statement.

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Those who have been called were asked to report the calls by contacting Anaheim Public Utilities at (714) 765-3300.