MCC 3189
Airline Brand Code
MCC 3189 is reserved for a specific airline. 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 3187 for LACSA (Costa Rica) and MCC 3190 for Jugoslav Air.