Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/ME/SOUTHPORT

Southport ZIP code, Maine

The ZIP code for Southport, ME is 04576, and its area code is 207.

USPS city name
1 ZIP code
Population
547
Area code
207
State
Maine

NANPA lists no telephone rate centre for Southport itself, so these are the area codes of the nearest one, Boothbay Harbor (2.9 miles). A town on an area-code boundary can differ from its neighbour.

Southport in numbers

About 547 people live in Southport, in 299 households. The median household income is $89,375 a year, 20% above the Maine median of $74,733 (US: $80,734). The median owner-occupied home is valued at $489,600 (65% above the Maine median).

Population547Southport547
Households299Southport299
Median household income$89,375Southport$89,375Maine$74,733US $80,734
Median home value$489,600Southport$489,600Maine$296,600US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Southport. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Southport

ZIP codes with the USPS city name Southport
ZIP City Type Population Median income Median home
04576 Southport , ME Standard 547 $89,375 $489,600

Map of Southport ZIP codes

04576

The ZIP codes of Southport, ME, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Southport

The nearest larger towns are Boothbay Harbor (1,047 people, 3.5 mi), Bath (8,815 people, 12 mi) and Wiscasset (898 people, 14 mi).

Towns near Southport
TownPopulationDistance
Bath 8,815 12.3 mi
Brunswick 17,652 14.9 mi
Topsham 7,271 16.3 mi
Lisbon Falls 4,267 23.8 mi
Yarmouth 6,289 26.2 mi
Lisbon 3,612 26.7 mi
Gardiner 6,088 27.2 mi
Portland 68,854 28.9 mi
Cumberland Center 2,790 29.0 mi

More nearby: every ZIP code in Lincoln County · Maine ZIP codes

Cite this page

zipcodes.pro. “Southport, ME ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/me/southport

Underlying data is public domain or openly licensed — sources, vintages and licences.