Below is a list of Birnamwood WI zip codes. For your research we have also included Birnamwood Area Code, Time Zone, UTC and the local Shawano County FIPS Code. Each Birnamwood Wisconsin zip code has a center Longitude / Latitude point (the Birnamwood center is -89.205001831055 / 44.928600311279). For your convenience we have also indicated if that zip code in Birnamwood observes Daylight Savings time.