Below is a list of Mattawamkeag ME zip codes. For your research we have also included Mattawamkeag Area Code, Time Zone, UTC and the local Penobscot County FIPS Code. Each Mattawamkeag Maine zip code has a center Longitude / Latitude point (the Mattawamkeag center is -68.354698181152 / 45.513599395752). For your convenience we have also indicated if that zip code in Mattawamkeag observes Daylight Savings time.