Oroville, California
Pacific Time Zone (UTC-8) · CA · —
About Area Codes in Oroville, California
Oroville, California is served by 2 area codes: 530, 837. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Oroville require 10-digit dialing. The city is in the Pacific time zone (UTC-8).
Frequently Asked Questions
What area code is Oroville, California?
Oroville, California uses area codes 530 and 837.
What time zone is Oroville in?
Oroville is in the Pacific time zone (UTC-8).
Do I need to dial 10 digits when calling Oroville?
Yes, all local calls in Oroville require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 530 created?
Area code 530 was established in 1997 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 530 with Oroville?
Other cities sharing area code 530 with Oroville include Anderson, Chico, Davis, Grass Valley, Paradise, among others.
Oroville, CA · Pacific Time Zone