Contact Us Altamont Corridor Express. |. 949 East Channel Street Stockton, CA 95202. |. 1-800-411-RAIL (7245)Subject*Select...TicketingSchool/Group TripsCustomer ServiceComplianceMaintenanceSafety & SecurityPublic Record RequestTicketing Department*Select...Instant TicketsLoyalty RewardsTicket Exchange/UpdateMobile AppTrip Size*Select...10-1920-2930-3940-4950+Customer Service Department*Select...Lost & FoundTrip PlanningSchool GroupsGroups of 10 or MoreGeneral FeedbackComplaintsSafety & SecurityProjects & InitiativesCompliance Department*Select...ADATitle VIPublic RecordsCompliance Department*Select...Stations/PlatformsTrain EquipmentOtherName* First Last Email* Phone* Message*Subscribe to the ACE Newsletter SUBSCRIBE Receive updates from ACE including promotions, expansion information and changes to existing services. CAPTCHA