MCC 3509 covers MARRIOTT HOTELS merchants, classified under airline. To maximize rewards at these businesses, look for credit cards with broad spending bonuses or airline category multipliers. MCC Lookup Tool to find which cards earn bonus rewards here.
Marriott Hotels, Sheraton, and Westin use MCC 3509. This code covers all hotel-related expenses including room rates, dining, and spa services within these hotels.
Cardholders often误以为只有住宿费用会被归类，但实际上酒店内的餐饮和娱乐消费也会使用相同的MCC代码。
MCC 3509 stands for MARRIOTT HOTELS. It is a four-digit Merchant Category Code used by payment networks to classify businesses in the airline category.
Merchants classified under MCC 3509 (MARRIOTT HOTELS) operate in the airline sector. Card networks assign this code during merchant onboarding based on the primary business activity.
MCC 3509 (MARRIOTT HOTELS) is not currently a dedicated bonus category for most major credit cards. For airline spending at these merchants, a flat-rate rewards card (1.5–2% on all purchases) is typically your most reliable option. Use our MCC Lookup Tool to find the best card for any specific merchant.
Currently, no credit cards in our database have a dedicated bonus category for MCC 3509 (MARRIOTT HOTELS). Most purchases posting with this code will earn base rewards (typically 1–1.5x on everyday cards). A flat-rate cashback card is the most predictable choice for airline spending.
MCC 3509 is assigned to businesses providing marriott hotels services. While this is a less common merchant category, any purchase that posts with code 3509 will be classified as 'MARRIOTT HOTELS' by your card issuer, which determines whether airline category bonuses apply to that transaction.
MCC 3509 (MARRIOTT HOTELS) and MCC 3000 (UNITED AIRLINES) are both in the airline category but cover distinct merchant types. MCC 3509 is used for marriott hotels businesses, while MCC 3000 is assigned to united airlines merchants. Both may qualify for the same bonus category on your card — check your card's terms or use our MCC Lookup Tool to confirm.