The Hillman Coal and Coke Company was a bituminous coal mining company based in Pittsburgh, PA.
The company was formed by John Hartwell Hillman Sr. He established the Hillman Coal and Coke Company, and J. H. Hillman &amp; Sons, which was eventually run by his three sons. Hillman Coal and Coke Company later became Pittsburgh Coke &amp; Chemical, and it is now Calgon Carbon.
The company built coal patch towns in the following locations:
References.
 ;templatestyles src="Reflist/styles.css" / ;