Contact Us
Or Find Your Answer Here
Looking for more information? Have a question? See our contact options below. The answer might just be here — just ask your question!
For support with debit cards, CO-OP Network ATM cards, or credit cards, please call a number below:
| Lost, stolen, or fraudulent ATM or debit cards (U.S. only) | 1-888-241-2510 |
| Lost, stolen, or fraudalent ATM or debit cards (international) | 1-909-941-1398 |
| Business hours debit card support | 734-455-9200 Opt. 4 |
| Automated debit card activation and PIN reset | 1-866-762-0558 |
|
After-hours debit card support (available 24/7 except Thanksgiving and Christmas Days) |
1-866-356-5142 |
| Lost or stolen MasterCard credit cards | 1-800-449-7728 |
| MasterCard credit card transaction assistance | 1-866-820-2945 |
| Speedy Line telephone banking | 1-800-842-0975 |
Do you have a question or comment? It's easy to contact us.
You can call any of our offices listed below between 9:15 a.m. and 5:30 p.m. Monday thru Friday:
| Plymouth | (734) 455-9200 |
| Livonia | (734) 261-1050 |
| Ann Arbor | (734) 761-7505 |
| Brighton | (810) 494-6000 |
| Royal Oak | (248) 399-7473 |
| Macomb Township | (586) 566-5599 |
| Toll-free, Outside Metro Detroit Area | (888) 261-3355 |
Or, complete the form below and press "Submit." (Information sent by email is at risk of loss of confidentiality if the information is transmitted over the Internet. MECU does not recommend sending confidential information such as account numbers or Social Security numbers by email. You may contact us directly at the numbers listed above.)
MECU will never request you to provide us any personal information via email (such as account numbers, PINs, Social Security numbers, etc.). If you receive an email from a source claiming to be MECU that requests sensitive information, please disregard it and contact MECU. Do not send them any information about you or your account with MECU.
Go to main navigation