Below is a list of Penobscot ME zip codes. For your research we have also included Penobscot Area Code, Time Zone, UTC and the local Hancock County FIPS Code. Each Penobscot Maine zip code has a center Longitude / Latitude point (the Penobscot center is -68.711303710938 / 44.464099884033). For your convenience we have also indicated if that zip code in Penobscot observes Daylight Savings time.