NEWARK -- Police are looking for four masked men who they say went on a gas station robbery spree throughout Essex County Monday.

The quartet robbed five stations in total, police said - three in Newark, one in Belleville, and one in Orange.

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According to Newark police, the four started at noon, robbing a gas station on Sanford Avenue in the Vailsburg section of the city. About half an hour later, they hit two stations on Prospect Avenue, police said.

The men, who were all masked and wearing dark clothing, were driving a gray Lexus with a damaged rear bumper and a Florida license plate, police said.

No arrests have been made in the robberies. No surveillance photos of the car and suspects were immediately available.

Authorities in Belleville and Orange could not immediately be reached for comment. The three agencies are working together to investigate the robberies, Newark police said. Anyone with information on the spree is asked to call 877-695-8477 or 877-695-4867).

Jessica Mazzola may be reached at jmazzola@njadvancemedia.com. Follow her on Twitter @JessMazzola. Find NJ.com on Facebook.

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