First Commonwealth Bank, Squirrel Hill Basic Info Reviews Routing Numbers Map & Direction Name: First Commonwealth Bank, Squirrel Hill Main Office: No Service: Full Service Brick and Mortar Office Location: 5847 Forbes Avenue Pittsburgh, Pennsylvania 15217 Allegheny County View other branches Phone: 412-422-2901 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer043303887YN043306826YY044011453YN From: To: