Fairfield zipcode
| City | Fairfield |
| ZIP Code | 94534 |
| Type | Standard |
| State Code | CA |
| State | California |
ZIP code of Fairfield is 94534. This place is located in California state in US. To send any postal service to Fairfield, you must use 94534 zipcode.
The ZIP code 94534 is also used with 1 more city name of California.
- Suisun City, CA