Farmers and Merchants Trust Company of Chambersburg, Marion Branch Basic Info Reviews Routing Numbers Map & Direction Name: Farmers and Merchants Trust Company of Chambersburg, Marion Branch Main Office: No Service: Full Service Brick and Mortar Office Location: Colorado Street Marion, Pennsylvania 17235 Franklin County View other branches Phone: 717-375-2210 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer031304306YY031310507YN031314707YN From: To: