94503 Zip Code American Canyon Napa
Today
Aug 28, 2026,
ZIP Code 94503 is located in American Canyon, California, in County Napa. It serves as an essential reference for accurate mail delivery, this ZIP Code assists identify the accurate postal area for residential and business addresses.
94503 Zip Code – Napa, American Canyon, CA
The 94503 zip code serves Napa. It is a neighborhood in American Canyon, California. This code is important for accurate mail delivery. It can also help you find local amenities such as schools, parks and community events. By using zip codes like 94503 you can explore different neighborhoods, it also shows what makes each area unique.
Demographics of Zip Code 94503
Located in American Canyon, California, zip code 94503 has a specific population and density that reflect the local community.
Finding the Right Zip Code for American Canyon, Napa County
If you need to send mail to American Canyon Napa county, you can easily find the zip code online or by visiting your local post office.
FAQs
How many digits is the Napa zip code?
The Napa zip code in American Canyon is a five-digit number used to identify this specific area.
Does the Napa zip code ever change?
Zip codes may change due to postal service updates or administrative reasons. If you are looking for the Napa zip code always check for the most current information from official postal sources or local post offices.
Which county is zip code 94503 in?
Zip code 94503 covers areas within Napa county, California.