Happy State Bank, Olton Branch Basic Info Reviews Routing Numbers Map & Direction Name: Happy State Bank, Olton Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 612 Main Street Olton, Texas 79064 Lamb County View other branches Phone: 806-285-2265 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111017791YN111305115YN111307469YN111310870YY111321144YN111322729YY From: To: