Email:
Contact the Mileage Plus service center
Request mileage credit

Phone:
1-800-421-4655

Write:
Mileage Service Center
P. O. Box 6120
Rapid City, SD 57709-6120

Wine.com: 1-800-592-5870

FTD.com: 1-800-SEND-FTD

OfficeMax.com: 1-800-283-7674

Domestic award reservations:
1-888-467-0507

International award reservations:
1-888-674-4680

From outside the United States:
Mileage Plus International Service Center
P. O. Box 6120
Rapid City, SD 57709-6120

Mileage Plus Visa & MasterCard:
1-800-537-7783