ZIP Code 94595
94595 is one of California's ZIP codes, delivering to addresses in Walnut Creek, Contra Costa County.
- City
- Walnut Creek
- County
- Contra Costa County
- State
- California
- Prefix
- 945xx
Where this code sits
94595 is part of the 945xx range, the group of codes handled by one mail processing centre. Walnut Creek is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Walnut Creek page.
Walnut Creek California ZIP codes →
Area codes over the same ground
Postal and telephone geography are drawn separately, so these codes cover the area 94595 delivers to without sharing its boundary.
ZIP codes nearest 94595
| ZIP code | Distance | Delivers to |
|---|---|---|
| ZIP code 94596 | 2.2 mi | Walnut Creek, CA |
| ZIP code 94549 | 2.7 mi | Lafayette, CA |
| ZIP code 94597 | 3.0 mi | Walnut Creek, CA |
| ZIP code 94507 | 3.0 mi | Alamo, CA |
| ZIP code 94556 | 3.7 mi | Moraga, CA |
| ZIP code 94598 | 3.9 mi | Walnut Creek, CA |
| ZIP code 94523 | 5.4 mi | Pleasant Hill, CA |
| ZIP code 94563 | 5.6 mi | Orinda, CA |
Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope ZIP code 94595. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.