CrossFirst Bank, Crossfirst Bank Basic Info Reviews Routing Numbers Map & Direction Name: CrossFirst Bank, Crossfirst Bank Main Office: Yes Service: Full Service Brick and Mortar Office Location: 4707 West 135th St Leawood, Kansas 66224 Johnson County View other branches Phone: 913-327-1212 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer101014966YN101015282YY103903486YN From: To: