To report a lost or stolen card (ATM, debit or credit) during MECU business hours, 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 |
After Hours Support
| Lost or stolen ATM or debit cards (U.S. only) | 1-888-241-2510 |
| Lost or stolen ATM or debit cards (international) | 1-909-941-1398 |
| Business hours debit card support | 734-455-9200 Opt. 4 |
| After-hours debit card support (available 24/7 except Thanksgiving and Christmas Days) |
1-888-241-2510 |
| Lost or stolen Visa or MasterCard credit cards | 1-800-449-7728 |
| Visa and MasterCard credit card transaction assistance | 1-866-820-2945 |