Area Code Lookup
What Area Code Is Hillsborough?
Area code 919 · North Carolina
Hillsborough uses area code 919. It is located in North Carolina.
Area Code Serving Hillsborough
Frequently Asked Questions
What area code is Hillsborough?
Hillsborough uses area code 919. It is located in North Carolina.
How do I call Hillsborough from outside the US?
To call Hillsborough from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-919-XXX-XXXX). The +1 is the country code for all NANPA countries.