The following list includes links to the web sites of the top 20 highest populated US cities and counties.
- Los Angeles County, Population 9,519,33
Visit http://www.lacounty.info/
- Cook County, Population 5,376,741
Visit http://www.co.cook.il.us/
- Harris County, Population 3,400,578
Visit http://www.co.harris.tx.us/
- Maricopa County, Population 3,072,149
Visit http://www.maricopa.gov/
- Orange County, Population 2,846,289
Visit http://www.oc.ca.gov/
- San Diego County, Population 2,813,833
Visit http://www.sdcounty.ca.gov/
- Miami-Dade County, Population 2,253,362
Visit http://miamidade.gov/
- Dallas County, Population 2,218,899
Visit http://www.dallascounty.org/
- 9. Wayne County, Population 2,061,162
Visit http://www.waynecounty.com/
- 10. King County, Population 1,737,034
Visit http://www.metrokc.gov/
- New York City, Population 8,008,278
Visit http://www.nyc.gov/
- Los Angeles City, Population 3,694,820
Visit http://www.lacity.org
- Chicago City, Population 2,896,016
Visit http://www.cityofchicago.org/
- Houston City, Population 1,953,631
Visit http://www.houstontx.gov/
- Philadelphia City, Population 1,517,550
Visit http://www.phila.gov/
- Phoenix City, Population 1,321,045
Visit http://phoenix.gov/
- San Diego City, Population 1,223,400
Visit http://www.sandiego.gov/
- Dallas City, Population 1,188,580
Visit http://www.dallascityhall.com/
- San Antonio City, Population 1,144,646
Visit http://www.sanantonio.gov/
- Detroit City, Population 951,270
Visit http://www.ci.detroit.mi.us/