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/WARREN

Warren ZIP code, Maine

The ZIP code for Warren, ME is 04864, and its area code is 207.

USPS city name
1 ZIP code
Population
4,932
Area code
207
State
Maine

Warren in numbers

About 4,932 people live in Warren, in 1,645 households. The median household income is $74,616 a year, about the same as the Maine median of $74,733 (US: $80,734). The median owner-occupied home is valued at $232,700 (22% below the Maine median).

Population4,932Warren4,932
Households1,645Warren1,645
Median household income$74,616Warren$74,616Maine$74,733US $80,734
Median home value$232,700Warren$232,700Maine$296,600US $332,700

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

ZIP codes addressed as Warren

ZIP codes with the USPS city name Warren
ZIP City Type Population Median income Median home
04864 Warren , ME Standard 4,932 $74,616 $232,700

Map of Warren ZIP codes

04864

The ZIP codes of Warren, 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 Warren

The nearest larger towns are Rockland (7,035 people, 5.6 mi), Belfast (6,986 people, 23 mi) and Gardiner (6,088 people, 28 mi).

Towns near Warren
TownPopulationDistance
Rockland 7,035 5.6 mi
Camden 3,682 10.5 mi
Belfast 6,986 23.2 mi
Gardiner 6,088 27.6 mi
Augusta 19,077 28.2 mi

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

Cite this page

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

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