Citizens Bank of Pennsylvania, Thorn Hill Branch Basic Info Reviews Routing Numbers Map & Direction Name: Citizens Bank of Pennsylvania, Thorn Hill Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 101 Commonwealth Drive Warrendale, Pennsylvania 15086 Allegheny County View other branches Phone: 724-776-0180 Please enable JavaScript to view the comments powered by Disqus. From: To: