How do i contact metro bank mortgage services? Call us on 0345 08 08 500. We can also help with switches that are in progress. For this, call 0345 08 08 501. Existing customers: For questions about your existing Metro Bank mortgage, call 0345 319 1200. New mortgage applications: If you have a question about a new mortgage application, call 0203 427 1435.How do i contact metrocity bank customer service? Customer service available at any branch location during normal business hours or email us at [email protected] Employment Verification: [email protected] How do i contact metro customer service mcc? Telephone comments/suggestions about Metro Service are temporarily disabled. Send via [email protected] or fill out the form below: The MCC is temporarily suspended until further notice.