Area Code Lookup
What Area Code Is Oroville?
Area code 530 · California
Oroville uses area code 530. It is located in California.
Area Code Serving Oroville
Frequently Asked Questions
What area code is Oroville?
Oroville uses area code 530. It is located in California.
How do I call Oroville from outside the US?
To call Oroville from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-530-XXX-XXXX). The +1 is the country code for all NANPA countries.