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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/MA/OSTERVILLE

Osterville ZIP code, Massachusetts

The ZIP code for Osterville, MA is 02655, and its area codes are 508 and 774.

USPS city name
1 ZIP code
Population
4,024
Area codes
508, 774

Osterville in numbers

About 4,024 people live in Osterville, in 1,788 households. The median household income is $118,750 a year, 14% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $806,300 (43% above the Massachusetts median).

Population4,024Osterville4,024
Households1,788Osterville1,788
Median household income$118,750Osterville$118,750Massachusetts$103,960US $80,734
Median home value$806,300Osterville$806,300Massachusetts$562,100US $332,700

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

ZIP codes addressed as Osterville

ZIP codes with the USPS city name Osterville
ZIP City Type Population Median income Median home
02655 Osterville , MA Standard 4,024 $118,750 $806,300

Map of Osterville ZIP codes

02655

The ZIP codes of Osterville, MA, 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 Osterville

The nearest larger towns are Barnstable Town (49,568 people, 2.9 mi), West Yarmouth (6,194 people, 7.5 mi) and East Falmouth (6,245 people, 9.5 mi).

Towns near Osterville
TownPopulationDistance
Barnstable Town 49,568 2.9 mi
Forestdale 3,801 7.2 mi
West Yarmouth 6,194 7.5 mi
East Sandwich 3,864 7.6 mi
East Falmouth 6,245 9.5 mi
South Yarmouth 11,552 10.2 mi
Yarmouth Port 5,961 10.4 mi
Sandwich 2,890 10.5 mi
West Dennis 2,556 12.0 mi
North Falmouth 2,838 12.4 mi
Falmouth 3,954 12.4 mi
Monument Beach 3,277 12.4 mi
Sagamore 4,072 12.9 mi
Dennis Port 3,691 13.5 mi

More nearby: every ZIP code in Barnstable County · Massachusetts ZIP codes

Cite this page

zipcodes.pro. “Osterville, MA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ma/osterville

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