Population Less than 25,000: Sister Cities of Greenfield (IN)

Population Between 26,000 – 50,000: Lexington Sister Cities Commission

Population Less than 100,000: Duluth Sister Cities International

Population Between 100,001 – 300,000: Lexington Sister Cities Commission

Population Between 300,001 – 500,000: Long Beach-Qingdao Association

Population Greater than 500,001: Chicago Sister Cities International

Arts and Culture

• Population Less than 100,000: Sister Cities Yorktown
• Population Less than 100,000: City of Carbondale Sister Cities
• Population Between 100,001 – 500,000: Fort Wayne Sister Cities International
• Population Greater than 500,001: Fort Worth Sister Cities International

Humanitarian Assistance

• Population Less than 100,000: Sister City Association of Prescott
• Population between 100,001 – 500,000: Burbank Sister Cities Committee
• Population between 100,001 – 500,000: Omaha Sister Cities Association

Youth and Education

• Population Less than 100,000: Owensboro Sister Cities/Regions
• Population Greater than 500,001: Fort Worth Sister Cities International