There are no places known as Sample in the US.
There are no U.S. cities with the name Sample. Sample is an unincorporated community within Breckinridge County, Kentucky.
Political polls can't ask everybody in the Us their opinion, so they as a small group -- called a sample.
Nashvill, TN
Baltimore, Maryland
A fabric sample is called a "swatch".
The "City of Washington" (aka Washington, D.C.) was once called "Federal City."
A Sample
New York City.
Denver
they both have a city called Buffalo ^^
There are apparently 18 in the US