Penobscot Zip Codes

Zip Codes! Search for ME zipcodes with Qpzm. Business, Commercial, Education and Personal use.

Penobscot is a county of Maine. It has a land area of 3,396 square miles. The population of Penobscot was 153,923 in 2010 with a positive growth rate of 6.2% since the year 2000.