Area Code Lookup
What Area Code Is Pasco?
Area code 509 · Washington
Pasco uses area code 509. It is located in Washington.
Area Code Serving Pasco
Frequently Asked Questions
What area code is Pasco?
Pasco uses area code 509. It is located in Washington.
How do I call Pasco from outside the US?
To call Pasco from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-509-XXX-XXXX). The +1 is the country code for all NANPA countries.