British Columbia Canadian Province.
Colombia and the earlier Greater Colombia, country of South America.
Colombo, former capital of Sri Lanka (altered by the Portuguese from similar-sounding native name)
Colin, Panama, city
Colón (Panamanian province)
Columbia, Maryland, census-designated place
Columbia, Missouri, city
Columbia, South Carolina, city
Colombo (Brazilian municipality in the state of Parana, Brazil)
Columbus, Georgia, city
Columbus, Indiana, city
Columbus, Mississippi, city
Columbus, Nebraska, city
Columbus, Texas, city
Columbus, Wisconsin, city
Columbus, Montana
Columbus, Ohio
District of Columbia
Columbiana County, Ohio
Columbiana, Ohio, city
Columbia County, New York
Columbia County, Pennsylvania
Columbia County, Wisconsin
Columbus Circle, New York City
Colon Street, Cebu, Philippines
Columbine High School