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/VA/ROCKVILLE

Rockville ZIP code, Virginia

The ZIP code for Rockville, VA is 23146, and its area code is 804.

USPS city name
1 ZIP code
Population
3,451
Area code
804

Rockville in numbers

About 3,451 people live in Rockville, in 1,288 households. The median household income is $119,583 a year, 28% above the Virginia median of $93,170 (US: $80,734). The median owner-occupied home is valued at $464,400 (21% above the Virginia median).

Population3,451Rockville3,451
Households1,288Rockville1,288
Median household income$119,583Rockville$119,583Virginia$93,170US $80,734
Median home value$464,400Rockville$464,400Virginia$383,700US $332,700

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

ZIP codes addressed as Rockville

ZIP codes with the USPS city name Rockville
ZIP City Type Population Median income Median home
23146 Rockville , VA Standard 3,451 $119,583 $464,400

Map of Rockville ZIP codes

23146

The ZIP codes of Rockville, VA, 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 Rockville

The nearest larger towns are Wyndham (12,099 people, 5.9 mi), Short Pump (29,026 people, 6.8 mi) and Innsbrook (8,578 people, 8.8 mi).

Towns near Rockville
TownPopulationDistance
Wyndham 12,099 5.9 mi
Short Pump 29,026 6.8 mi
Innsbrook 8,578 8.8 mi
Tuckahoe 49,183 11.5 mi
Laurel 18,721 12.6 mi
Glen Allen 17,551 13.0 mi
Ashland 7,772 13.3 mi
Dumbarton 7,997 13.5 mi
Lakeside 12,654 14.9 mi
Bon Air 16,904 16.2 mi
Chamberlayne 4,692 16.8 mi
Midlothian 19,120 16.8 mi
Richmond 229,359 18.5 mi
Manchester 12,445 18.6 mi

More nearby: every ZIP code in Hanover County · Virginia ZIP codes

Cite this page

zipcodes.pro. “Rockville, VA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/va/rockville

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