Which eleven counties in the US have the same name?

After starting to research the answer to this question I came to see that there are many more than only 11 counties that have the same name in the United States. Here are 14 of them.

* FayetteCounty (Alabama, Georgia, Illinois, Indiana, Iowa, Kentucky, Ohio, Pennsylvania, Tennessee, Texas, and West Virginia) * Essex County (Massachusetts and New Jersey),

* Middlesex County (Massachusetts and New Jersey) * Union County (Arkansas, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Mississippi, New Jersey, New Mexico, North Carolina, Ohio, Oregon, Pennsylvania, South Carolina, South Dakota, Tennesee) * Warren County (New Jersey and North Carolina) * Cumberland County (New Jersey and North Carolina) * Sierra County (California and New Mexico) * Camden County (New Jersey, North Carolina, Missouri, Georgia) * Sussex County (Delaware, New Jersey, and Virginia) * Brown County (Illinois, Indiana, Kansas, Minnesota, Nebraska, Ohio, South Dakota, Texas, Wisconsin) * Adams County (Idaho, Mississippi, Nebraska, Ohio, Pennsylvania, Washington, Illinois, Indiana, North Dakota, Iowa, Wisconsin, Colorado) * Alexander County (Illinois, North Carolina) * Boone County (Arkansas, Illinois, Indiana, Iowa, Kentucky, Missouri, Nebraska, West Virginia) * Mercer County (Illinois, Kentucky, Missouri, New Jersey, North Dakota, Ohio, Pennsylvania, West Virginia)