1. A computer-implemented method, comprising: at a portable electronic device with a touch screen display, displaying a list of items comprising missed telephone calls; upon detecting user selection of an item in the list, displaying contact information for a respective caller corresponding to the user selected item, the displayed contact information including a plurality of contact objects; the plurality of contact objects including a first contact object, comprising a telephone number object having a first telephone number associated with the missed telephone call, and a second contact object; and upon detecting user selection of the second contact object, initiating a communication with the respective caller via a modality corresponding to the second contact object.