MCC 3075
Singapore Airlines
MCC 3075 is reserved for Singapore Airlines. Card networks reserve codes 3000–3299 for individual airlines, so issuers can see exactly which company a payment went to.
Airlines without a reserved code use MCC 4511. This category carries elevated fraud or chargeback exposure, for example because of future delivery, high ticket sizes or recurring billing. Expect closer underwriting and possibly a rolling reserve.
Related categories include MCC 4511 for airlines. Nearby codes include MCC 3076 for Aeromexico and MCC 3077 for Thai Airways.