Embodiments of systems, methods, and machine-readable media are disclosed for enabling the management of a transit user account of a transit system with a mobile device. Embodiments of a transit system utilizing such transit user accounts are also disclosed. Embodiments for enabling a mobile device to manage a transit user account can include receiving an identification code of a fare media and receiving contact information of the mobile device. The transit user account, which can be used in transactions of the transit system associated with the fare media, can be created using user information and a passcode. Additionally, the mobile device can be authenticated by sending at least one message to the mobile device and receiving at least one message from the mobile device.