Post Falls, ID is currently using one area code which is area code 208. Area code 208 covers the entire state of Idaho and was established in 1947.
In addition to Post Falls, ID area code 208 serves the larger communities of Caldwell, Coeur d'Alene, Idaho Falls, Lewiston, Meridian, Moscow, Mountain Home, Nampa, Pocatello and Twin Falls.
Post Falls, ID is located in Kootenai County and observes the Pacific Time Zone. View our Times by Area Code tool.