Mission Bank, Lancaster Branch Basic Info Reviews Routing Numbers Map & Direction Name: Mission Bank, Lancaster Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 43830 20th Street West Lancaster, California 93534 Los Angeles County View other branches Phone: 661-949-9038 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer122242050YN122242791YY From: To: