The Bryn Mawr Trust Company, East Norriton Branch Basic Info Reviews Routing Numbers Map & Direction Name: The Bryn Mawr Trust Company, East Norriton Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 113 W Germantown Pike East Norriton, Pennsylvania 19401 Montgomery County View other branches Phone: 610-278-6080 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer031101059YN031908485YY031976200YN231371964YN From: To: