The City of Green River is conducting the 2015 Municipal election all by mail. This means ballots will be sent directly to your Post Office Box. You will fill them out and either send them back to Green River City Hall or bring them directly into the office. The mailing address is P.O. Box 620, Green River, Utah 84525. Office hours are Monday through Friday from 8:00 a.m. till 4:00 p.m. The Office is located at 460 East Main Street in Green River, Utah. All ballots will need to be postmarked by November 2, 2015 in order to be valid. This is the only way you can vote. You will not be able to vote at City Hall on Election Day.