🇺🇸 United States · California
Rancho Cucamonga ZIP codes
Rancho Cucamonga, California, has 5 ZIP codes, from 91701 to 91739. Which one applies depends on the street address.
- ZIP Codes
- 5
- Population
- 175,236
- State
- California
- Coordinates
- 34.1064, -117.5931
All Rancho Cucamonga ZIP codes
9170191729917309173791739
No code matches.
Data: GeoNames (CC BY 4.0) and zipcodestack.
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Frequently asked questions
What is the zip code of Rancho Cucamonga?
Rancho Cucamonga has 5 ZIP codes in California. The right code depends on the street address; the list on this page shows all of them, starting with 91701.
How many ZIP codes does Rancho Cucamonga have?
Our data lists 5 ZIP codes for Rancho Cucamonga, United States.
How do I find the exact zip code for an address in Rancho Cucamonga?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any zip code and can search codes by city or by radius.
Postal code API
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/v1/code/city documentation ZIP code API All documentation
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GET https://api.zipcodestack.com/v1/code/city?city=Rancho+Cucamonga&country=us
{
"query": { "city": "Rancho Cucamonga", "country": "us" },
"results": ["91701", "…"]
}Free postal code tools
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