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Lookup area code information for ONTARIO, CA. Get the NPA NXX (area code and prefix) as well as much more data for ONTARIO, CA.
5 dni temu · 905 is an area code in Ontario, CA, serving Port Hope and other locations. It follows Eastern Time (ET) with daylight saving time from March to November.
4 lut 1994 · Find out the active area codes and exchanges for Ontario, CA, a city in the state of California. See the map, the phone lookup, and the company names for each area code and exchange.
The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state, respectively. As of July 2023, California has 38 active area codes.
Ontario, CA has two area codes: 909 and 840. Both codes serve the same geographic area and require ten digit dialing. Find out more about Ontario, CA area code details and other California area codes.
Change State. Ontario, California Information. The Ontario area code is 909 or 951. The current time in Ontario, California is 10:32AM (10:32AM) Ontario, California is located in San Bernardino county. Ontario, California observes Daylight Savings Time. Ontario zip codes: 91758, 91761, 91762, 91764. Save on your call to Ontario, California:
Find out the area code for Ontario, CA, a city in San Bernardino County, California. Learn about the population, median income, time zone, zip codes and more.
