Area Code Lookup
What Area Code Is Hanford?
Area code 559 · California
Hanford uses area code 559. It is located in California.
Area Code Serving Hanford
Frequently Asked Questions
What area code is Hanford?
Hanford uses area code 559. It is located in California.
How do I call Hanford from outside the US?
To call Hanford from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-559-XXX-XXXX). The +1 is the country code for all NANPA countries.