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/ID/HARVARD

Harvard ZIP code, Idaho

The ZIP code for Harvard, ID is 83834, and its area codes are 208 and 986.

USPS city name
1 ZIP code
Population
189
Area codes
208, 986
State
Idaho

NANPA lists no telephone rate centre for Harvard itself, so these are the area codes of the nearest one, Potlatch (7.6 miles). A town on an area-code boundary can differ from its neighbour.

ZIP codes addressed as Harvard

ZIP codes with the USPS city name Harvard
ZIP City Type Population Median income Median home
83834 Harvard , ID Standard 189 $98,594 $380,300

Map of Harvard ZIP codes

The ZIP codes of Harvard, ID, 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 Harvard

The nearest larger towns are Onaway (263 people, 9.5 mi), Potlatch (922 people, 10 mi) and Deary (458 people, 16 mi).

Towns near Harvard
TownPopulationDistance
St. Maries 2,915 22.4 mi
Moscow 26,286 23.1 mi
Colfax, WA 2,708 27.7 mi
Pullman, WA 32,229 28.2 mi

More nearby: every ZIP code in Latah County · Idaho ZIP codes

Cite this page

zipcodes.pro. “Harvard, ID ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/id/harvard

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