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'''Polk County''' is the name of twelve counties in the United States:
Polk County (Arkansas)
Polk County (Florida)
Polk County (Georgia)
Polk County (Iowa)
Polk County (Minnesota)
Polk County (Missouri)
Polk County (Nebraska)
Polk County (North Carolina)
Polk County (Oregon)
Polk County (Tennessee)
Polk County (Texas)
Polk County (Wisconsin)