Area Code Lookup
What Area Code Is Guaynabo?
Area code 787 · Puerto Rico
Guaynabo uses area code 787. It is located in Puerto Rico.
Area Code Serving Guaynabo
Frequently Asked Questions
What area code is Guaynabo?
Guaynabo uses area code 787. It is located in Puerto Rico.
How do I call Guaynabo from outside the US?
To call Guaynabo from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-787-XXX-XXXX). The +1 is the country code for all NANPA countries.