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Following is a list of of the phone numbers for the customer service departments of the most common credit card issuers. Please be advised that the listed directory is NOT for card application. You can not apply for a card using the numbers below. These are customer service numbers that have been established to service existing account holders
A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
- Marian and Polk Schools Credit Union - Customer Service: 1-800-688-0181
- Marine Federal Credit Union - Customer Service: 1-800-225-3967
- Marriott Employees Federal Credit Union - Customer Service: 1-800-821-7280
- Mellon Bank - Customer Service: 1-412-234-5000
- Memorial Hermann Credit Union - Customer Service: 1-713-456-5300
- Merrick Bank - Customer Service: 1-800-253-2322
- MetaBank - Customer Service: 1-877-585-7342
- Metrobank, N.A. - Customer Service: 1-317-269-1304
- Mid American Credit Union - Customer Service: 1-316-722-3921
- Mid States Corporate Federal Credit Union - Customer Service: 1-800-782-2431
- MidFirst Bank - Customer Service: 1-888-MIDFIRST
- Midflorida Schools Federal Credit Union - Customer Service: 1-863-688-FREE
- MidWest America Federal Credit Union - Customer Service: 1-800-847-2278
- Mt. McKinley Mutual Savings Bank - Customer Service: 1-888-515-1774
- Mutual Credit Union - Customer Service: 1-601-636-7523