Area Code Lookup
What Area Code Is Sibley?
Area code 712 · Iowa
Sibley uses area code 712. It is located in Iowa.
Area Code Serving Sibley
Frequently Asked Questions
What area code is Sibley?
Sibley uses area code 712. It is located in Iowa.
How do I call Sibley from outside the US?
To call Sibley from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-712-XXX-XXXX). The +1 is the country code for all NANPA countries.