Portland Zip Codes - Middlesex County CT

Portland, CT Zip Code Map

Portland, CT is a city located in Middlesex County, Connecticut and has a land area of 23.18 square miles (60.04 km2). The water area for the city is 1.50 square miles or 3.88 km2. There is one unique zip code in Portland, Connecticut and it is 06480. The area code(s) for Portland is 860.

Zip Codes for Portland, CT (1)
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06480 Portland Middlesex

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