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/NJ/RANDOLPH

Randolph ZIP code, New Jersey

The ZIP code for Randolph, NJ is 07869, and its area codes are 973 and 862.

USPS city name
1 ZIP code
Population
26,022
Area codes
973, 862

NANPA lists no telephone rate centre for Randolph itself, so these are the area codes of the nearest one, Dover (1.8 miles). A town on an area-code boundary can differ from its neighbour.

Randolph in numbers

About 26,022 people live in Randolph, in 8,941 households. The median household income is $169,497 a year, 64% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $665,700 (47% above the New Jersey median).

Population26,022Randolph26,022
Households8,941Randolph8,941
Median household income$169,497Randolph$169,497New Jersey$103,556US $80,734
Median home value$665,700Randolph$665,700New Jersey$454,400US $332,700

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

ZIP codes addressed as Randolph

ZIP codes with the USPS city name Randolph
ZIP City Type Population Median income Median home
07869 Randolph , NJ Standard 26,022 $169,497 $665,700

Map of Randolph ZIP codes

07869

The ZIP codes of Randolph, NJ, 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 Randolph

The nearest larger towns are Plainfield (55,236 people, 18 mi), Westfield (31,111 people, 18 mi) and East Orange (70,090 people, 20 mi).

Towns near Randolph
TownPopulationDistance
Dover 18,563 3.2 mi
Wharton 7,318 3.8 mi
Succasunna 9,799 4.2 mi
Rockaway 6,613 4.9 mi
Mendham 4,973 5.2 mi
Morris Plains 6,315 5.5 mi
Ledgewood 5,377 5.5 mi
Mount Hope 3,120 5.5 mi
Morristown 20,453 6.1 mi
Landing 4,737 6.3 mi
Mount Arlington 5,935 6.4 mi
Cedar Knolls 4,882 6.6 mi
White Meadow Lake 8,842 6.7 mi
Flanders 8,809 6.9 mi

More nearby: every ZIP code in Morris County · New Jersey ZIP codes

Cite this page

zipcodes.pro. “Randolph, NJ ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nj/randolph

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