Ontario, California Area Codes


California State Flag
 
   To call Ontario, California (United States)
select the country you're calling from, then dial:


Exit Code + 1 + (909 or 951) + The Number
* Do not dial the plus (+) symbols
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Ontario, California Information

World Time Zones The Ontario area code is 909 or 951
World Time Zones The current time in Ontario, California is 00:31AM (12:31AM)
City Information  Ontario, California is located in San Bernardino county.
Daylight Savings Time  Ontario, California observes Daylight Savings Time.

Ontario zip codes Ontario zip codes:

91758, 91761, 91762, 91764

Save on your call to Ontario Save on your call to Ontario, California:

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