ZIP code 92378
Where is ZIP code 92378?
Rimforest, California
San Bernardino County · PO Box only ZIP code
ZIP code 92378 belongs to Rimforest, California in San Bernardino County. 92378 is a PO Box only ZIP code: it is used for post office boxes at the Rimforest post office, not for street addresses. It is in the Pacific Time zone and uses area codes 840 and 909. About 315 people live in the 92378 area, where the median household income is $105,294. The closest ZIP codes are 92391 (Twin Peaks, 0.8 mi northwest), 92352 (Lake Arrowhead, 2.5 mi northeast) and 92385 (Skyforest, 2.6 mi east).
| ZIP code | 92378 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Rimforest |
| State | California (CA) |
| County | San Bernardino County |
| Time zone | Pacific Time · now |
| Area codes | 840, 909 |
| Coordinates | 34.2297, -117.225 map |
| 3-digit prefix | 923 |
Population and income in 92378
| Population | 315 · lower than 90% of California ZIP codes |
|---|---|
| People per square mile | 393 · lower than 56% of California ZIP codes |
| Median age | 50.2 years · higher than 82% of California ZIP codes |
| Men / women | 57% / 44% |
| Median household income | $105,294 · higher than 62% of California ZIP codes |
| Income per person | $63,322 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 42% of adults 25+ |
| Median home value | $461,500 · lower than 70% of California ZIP codes |
| Housing units | 296 |
| Households | 180 (1.75 people on average) |
| Owners / renters | 82% / 18% |
| Land area | 0.8 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 92378. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 92378
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 92391 | Twin Peaks, CA | 0.8 mi NW | PO Box only |
| 92352 | Lake Arrowhead, CA | 2.5 mi NE | PO Box only |
| 92385 | Skyforest, CA | 2.6 mi E | PO Box only |
| 92325 | Crestline, CA | 3.3 mi W | PO Box only |
| 92321 | Cedar Glen, CA | 4.4 mi NE | PO Box only |
| 92322 | Cedarpines Park, CA | 6 mi W | PO Box only |
| 92404 | San Bernardino, CA | 6.4 mi S | Standard |
| 92369 | Patton, CA | 6.5 mi S | PO Box only |
| 92382 | Running Springs, CA | 6.7 mi E | PO Box only |
| 92346 | Highland, CA | 7.1 mi S | Standard |
| 92405 | San Bernardino, CA | 7.3 mi SW | Standard |
| 92317 | Blue Jay, CA | 8.4 mi E | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 92378 or measure the distance to another ZIP code.
How to address mail to 92378
PO BOX 123
RIMFOREST CA 92378
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (92378-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 92378?
- 92378 is a Rimforest, California ZIP code.
- What county is 92378 in?
- ZIP code 92378 is in San Bernardino County, California.
- What time zone is ZIP code 92378 in?
- 92378 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 92378?
- Phone numbers in ZIP code 92378 use area codes 840 and 909.
- What is the population of ZIP code 92378?
- About 315 people live in ZIP code 92378, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 92378?
- The median household income in 92378 is $105,294 a year, higher than 62% of California ZIP codes.
- Can I use 92378 for a street address?
- No. 92378 is only for PO Boxes. Street addresses in Rimforest use another ZIP code.
- What ZIP codes are near 92378?
- The nearest ZIP codes to 92378 are 92391 (Twin Peaks, 0.8 miles), 92352 (Lake Arrowhead, 2.5 miles), 92385 (Skyforest, 2.6 miles) and 92325 (Crestline, 3.3 miles).