Area Code Lookup
What Area Code Is Marble Falls?
Area code 830 · Texas
Marble Falls uses area code 830. It is located in Texas.
Area Code Serving Marble Falls
Frequently Asked Questions
What area code is Marble Falls?
Marble Falls uses area code 830. It is located in Texas.
How do I call Marble Falls from outside the US?
To call Marble Falls from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-830-XXX-XXXX). The +1 is the country code for all NANPA countries.