ZIP Code 91978
Spring Valley · San Diego, California
91978 is the ZIP code of Spring Valley in San Diego, California, United States.
- ZIP Code
- 91978
- County
- San Diego
- State
- California
- Country
- United States
Place with ZIP code 91978
| Place | County | Location |
|---|---|---|
| Spring Valley | San Diego | 32.733, -116.960 |
Near San Diego
The nearest major city is San Diego, about 19 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 91978?
Spring Valley.
Which county and state is 91978 in?
San Diego, California, United States.
What is the nearest major city to 91978?
San Diego, about 19 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.