Marriott Bonvoy code MMM (2026)
3M corporate discount code for Marriott Bonvoy.
| Code | MMM |
| Organization | 3M |
| Discount | Varies |
| Notes | Engineering/finance roles only at some properties. |
How to enter code MMM
- Go to the Marriott Bonvoy website or app.
- Enter your travel dates and destination.
- Click "Special Rates" or "Corporate/Promo/SET#".
- Enter
MMM. - Compare the corporate rate against the member rate to confirm the discount.
Tips for using MMM
- Use the Marriott Bonvoy mobile app to compare multiple codes side by side.
- Book the refundable corporate rate (free cancellation until 12 PM hotel time) instead of prepaid rates.
- Sign in to your loyalty account before entering the code to earn points + member promotions.
- Test 2-3 other Marriott Bonvoy codes — discounts vary by property and dates.
Other Marriott Bonvoy codes
| Code | Organization | Discount |
|---|---|---|
MUI | Mutual of Omaha | 10-15% |
COR | Corporate booking (generic) | Varies |
MAR | Internal Marriott | 50% |
See all Marriott Bonvoy codes →
Frequently asked questions
Does the Marriott Bonvoy MMM code earn loyalty points?
Yes. All Marriott Bonvoy corporate codes earn loyalty points and count toward elite night credit when booked directly on the Marriott Bonvoy website or app. Third-party bookings (Expedia, Hotels.com) do not earn points.
Will Marriott Bonvoy check my ID for the MMM code?
ID verification for MMM (3M) varies by property. Public association codes are rarely checked. Employer-specific codes are checked 20-50% of the time, more often at luxury brands. If asked and unable to verify, you'll be re-rated at the standard price.
Can I combine the MMM code with Marriott Bonvoy member rates?
No — you pick one rate type at booking. But you can stack corporate codes with active loyalty promotions (bonus points offers, stay credits). Sign in to your loyalty account first, then enter the corporate code.
What discount does Marriott Bonvoy code MMM give?
The MMM code for 3M provides approximately Varies off the public rate. Actual discounts vary by property, dates, and room type. Always compare against the member rate before booking.