what is ontario, ca zip code
Zip code 91762 is primarily located in San Bernardino County. The official US Postal Service name for 91762 is ONTARIO, California. Portions of zip code 91762 are contained within or border the city limits of Ontario, CA, Chino, CA, Montclair, CA, and Upland, CA. The area code for zip code 91762 is 909. 91762 can be classified socioeconically as a Lower Middle Class class zipcode in comparison to other zipcodes in California.