Mountain House, California Area Code

Mountain House, CA Area Codes are

209 and 350

Mountain House, CA is officially utilizing two area codes which are area codes 209 and 350.

In addition to Mountain House, CA area code information read more about area code 209, area code 350, and California area codes.

Mountain House, CA is located in San Joaquin County and observes the Pacific Time Zone. View our Times by Area Code tool.

California Area Code Map