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/CA/RAINBOW

Rainbow ZIP codes, California

No ZIP code is named for Rainbow, CA; addresses there use a neighbouring town's name. The ZIP code covering it is 92028. Its area codes are 760 and 442.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
2,029
Area codes
760, 442

NANPA lists no telephone rate centre for Rainbow itself, so these are the area codes of the nearest one, Fallbrook (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Rainbow in numbers

About 2,029 people live in Rainbow, in 681 households. The median household income is $104,338 a year, 5% above the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $841,100 (14% above the California median), and median gross rent is $2,085 a month. The median age is 43.7; 34.1% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 33 minutes.

Population2,029Rainbow2,029
Households681Rainbow681
Median age43.7Rainbow43.7California37.9US 38.9
Median household income$104,338Rainbow$104,338California$99,122US $80,734
Median home value$841,100Rainbow$841,100California$734,700US $332,700
Median gross rent$2,085Rainbow$2,085California$2,036US $1,413
Bachelor's degree or higher34.1%Rainbow34.1%California37.1%US 35.7%
Mean commute33.2 minRainbow33.2 minCalifornia28.7 minUS 26.4 min
Population density184 / sq miRainbow184 / sq mi

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

ZIP codes covering Rainbow

These ZIP codes cover part of Rainbow but are addressed as somewhere else.

ZIP codes overlapping Rainbow
ZIP City Type Population Median income Median home
92028 Fallbrook , CA Standard 52,227 $111,290 $842,500

Map of Rainbow ZIP codes

92028

The ZIP codes of Rainbow, CA, 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 Rainbow

The nearest larger towns are Fallbrook (32,112 people, 5.3 mi), Temecula (111,167 people, 5.8 mi) and Bonsall (4,332 people, 9.8 mi).

Towns near Rainbow
TownPopulationDistance
Fallbrook 32,112 5.3 mi
Temecula 111,167 5.8 mi
Bonsall 4,332 9.8 mi
Murrieta 112,064 11.7 mi
Hidden Meadows 3,524 12.9 mi
Camp Pendleton Mainside 9,501 13.1 mi
French Valley 45,269 13.2 mi
Valley Center 11,119 14.2 mi
Wildomar 37,277 15.9 mi
Oceanside 172,242 16.0 mi
Vista 99,114 16.3 mi
Sage 3,781 18.3 mi
Camp Pendleton South 15,766 19.1 mi
San Marcos 94,882 19.2 mi

More nearby: every ZIP code in San Diego County · California ZIP codes

Cite this page

zipcodes.pro. “Rainbow, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/rainbow

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