Contact us

Mobil Oil Guam Inc.
P.O. Box 326549
Hagåtña, GU 96932

Tel: 1-866-486-6696
(Operating hours: 10am to 7pm, Mondays to Fridays, closed on weekends and public holidays)
Fax: 1-866-486-9969
Email: GU.ContactUs@MobilSmilesRewards.com

For security reasons, please do not put your full credit card number in the email or fax to us. If your query is related to payment and you consider it necessary to provide credit card information, please provide only the last 4 digits of your credit card number.