ZIP code 94581
Where is ZIP code 94581?
Napa, California
Napa County · PO Box only ZIP code
ZIP code 94581 belongs to Napa, California in Napa County. 94581 is a PO Box only ZIP code: it is used for post office boxes at the Napa post office, not for street addresses. It is in the Pacific Time zone and uses area code 707. The closest ZIP codes are 94559 (Napa, 0.5 mi south), 94599 (Yountville, 8.3 mi northwest) and 95487 (Vineburg, 8.4 mi west).
| ZIP code | 94581 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Napa |
| State | California (CA) |
| County | Napa County |
| Time zone | Pacific Time · now |
| Area code | 707 |
| Coordinates | 38.2971, -122.2855 map |
| 3-digit prefix | 945 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 94581
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 94559 | Napa, CA | 0.5 mi S | Standard |
| 94599 | Yountville, CA | 8.3 mi NW | Standard |
| 95487 | Vineburg, CA | 8.4 mi W | PO Box only |
| 94503 | American Canyon, CA | 9.2 mi S | Standard |
| 94534 | Fairfield, CA | 9.2 mi SE | Standard |
| 94589 | Vallejo, CA | 9.6 mi S | Standard |
| 95476 | Sonoma, CA | 10 mi W | Standard |
| 95416 | Boyes Hot Springs, CA | 10.8 mi W | PO Box only |
| 95433 | El Verano, CA | 10.9 mi W | PO Box only |
| 94558 | Napa, CA | 11 mi N | Standard |
| 94562 | Oakville, CA | 11.5 mi NW | PO Box only |
| 95431 | Eldridge, CA | 12.7 mi W | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 94581 or measure the distance to another ZIP code.
How to address mail to 94581
PO BOX 123
NAPA CA 94581
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (94581-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Napa, CA
All Napa ZIP codes with population and income →
Questions
- What city is ZIP code 94581?
- 94581 is a Napa, California ZIP code.
- What county is 94581 in?
- ZIP code 94581 is in Napa County, California.
- What time zone is ZIP code 94581 in?
- 94581 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 94581?
- Phone numbers in ZIP code 94581 use area code 707.
- Can I use 94581 for a street address?
- No. 94581 is only for PO Boxes. Street addresses in Napa use 94558, 94559.
- What ZIP codes are near 94581?
- The nearest ZIP codes to 94581 are 94559 (Napa, 0.5 miles), 94599 (Yountville, 8.3 miles), 95487 (Vineburg, 8.4 miles) and 94503 (American Canyon, 9.2 miles).