This guide is divided into three sections and is based on the drug classification system developed nearly 20. years ago by Paul H. Earley, M.D. and later upon by Bruce Merkin, M.D. and his associates, then at Glenbeigh.
Sponsored Topics. Rockwell City is a city in Calhoun County, Iowa, United States. The population was 2,264 at the 2000 census. It is the county seat of Calhoun County. Rockwell City is located at 42Â°23â²45â³N 94Â°37â²59â³W / 42.39583Â°N 94.63306Â°W / 42.39583; -94.63306 (42.395906, -94.632946).
The most populous city in Iowa is Des Moines, with over 210,000 residents, followed by Cedar Rapids (130,405) and Davenport (102,582). Iowa now has a predominantly urban population concentrated in these areas, with 61% of the total population living in urban areas by 2000.