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/AZ/ROUND-ROCK

Round Rock ZIP code, Arizona

The ZIP code for Round Rock, AZ is 86547, and its area code is 928.

USPS city name
1 ZIP code
Population
623
Area code
928
State
Arizona

NANPA lists no telephone rate centre for Round Rock itself, so these are the area codes of the nearest one, Rock Point (12.2 miles). A town on an area-code boundary can differ from its neighbour.

Round Rock in numbers

About 623 people live in Round Rock, in 185 households. The median household income is $38,750 a year, 52% below the Arizona median of $79,964 (US: $80,734). The median owner-occupied home is valued at $69,500 (82% below the Arizona median), and median gross rent is $645 a month. The median age is 27.6; 7.1% of adults 25 and over hold a bachelor's degree or higher (33.3% across Arizona); the average commute takes 42 minutes.

Population623Round Rock623
Households185Round Rock185
Median age27.6Round Rock27.6Arizona39.0US 38.9
Median household income$38,750Round Rock$38,750Arizona$79,964US $80,734
Median home value$69,500Round Rock$69,500Arizona$394,500US $332,700
Median gross rent$645Round Rock$645Arizona$1,543US $1,413
Bachelor's degree or higher7.1%Round Rock7.1%Arizona33.3%US 35.7%
Mean commute41.6 minRound Rock41.6 minArizona25.4 minUS 26.4 min
Population density44 / sq miRound Rock44 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Round Rock CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Round Rock

ZIP codes with the USPS city name Round Rock
ZIP City Type Population Median income Median home
86547 Round Rock , AZ Standard 896 $39,000 $56,500

Map of Round Rock ZIP codes

86547

The ZIP codes of Round Rock, AZ, 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 Round Rock

The nearest larger towns are Lukachukai (1,969 people, 15 mi), Many Farms (876 people, 15 mi) and Tsaile (1,696 people, 19 mi).

Towns near Round Rock
TownPopulationDistance
Chinle 4,147 25.2 mi

More nearby: every ZIP code in Apache County · Arizona ZIP codes

Cite this page

zipcodes.pro. “Round Rock, AZ ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/az/round-rock

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