MCC 3737 covers RIVIERA HOTEL AND CASINO 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.
MGM Grand, Caesar's Palace, and Wynn Las Vegas use MCC 3737. It covers hotel stays, casino gaming expenses, and entertainment purchases.
Cardholders often think all gambling losses are coded here but only the initial betting or gaming charges qualify, not subsequent losses.
MCC 3737 stands for RIVIERA HOTEL AND CASINO. It is a four-digit Merchant Category Code used by payment networks to classify businesses in the airline category.
Merchants classified under MCC 3737 (RIVIERA HOTEL AND CASINO) operate in the airline sector. Card networks assign this code during merchant onboarding based on the primary business activity.
MCC 3737 (RIVIERA HOTEL AND CASINO) 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 3737 (RIVIERA HOTEL AND CASINO). 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 3737 is assigned to businesses providing riviera hotel and casino services. While this is a less common merchant category, any purchase that posts with code 3737 will be classified as 'RIVIERA HOTEL AND CASINO' by your card issuer, which determines whether airline category bonuses apply to that transaction.
MCC 3737 (RIVIERA HOTEL AND CASINO) and MCC 3000 (UNITED AIRLINES) are both in the airline category but cover distinct merchant types. MCC 3737 is used for riviera hotel and casino 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.