Below is a list of Humphreys MO zip codes. For your research we have also included Humphreys Area Code, Time Zone, UTC and the local Sullivan County FIPS Code. Each Humphreys Missouri zip code has a center Longitude / Latitude point (the Humphreys center is -93.319396972656 / 40.125499725342). For your convenience we have also indicated if that zip code in Humphreys observes Daylight Savings time.