Below is a list of Proctor MT zip codes. For your research we have also included Proctor Area Code, Time Zone, UTC and the local Lake County FIPS Code. Each Proctor Montana zip code has a center Longitude / Latitude point (the Proctor center is -114.30500030518 / 47.892501831055). For your convenience we have also indicated if that zip code in Proctor observes Daylight Savings time.