About 4106 - South Portland, Maine

The ZIP code 4106 of South Portland falls within Maine, the United States - a mid-sized area by population. It sits within Cumberland County.

Census data puts the population of this ZIP code at 27,019 residents. That's noticeably above the average for a Maine ZIP code, which sits near 3,327 people.

Population density runs around 857 people per sq. mile, making it a rural area.

Other ZIP code codes in Maine serve areas such as Bangor, Lewiston, Portland.