Area Code Lookup
What Area Code Is Calhan?
Area code 719 · Colorado
Calhan uses area code 719. It is located in Colorado.
Area Code Serving Calhan
Frequently Asked Questions
What area code is Calhan?
Calhan uses area code 719. It is located in Colorado.
How do I call Calhan from outside the US?
To call Calhan from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-719-XXX-XXXX). The +1 is the country code for all NANPA countries.