In one aspect of the invention, a computer-implemented method is disclosed for use in conjunction with a portable electronic device with a touch screen display. A list of items comprising missed telephone calls is displayed. Upon detecting user selection of an item in the list, contact information is displayed for a respective caller corresponding to the user selected item. The displayed contact information includes a plurality of contact objects that include 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. Upon detecting user selection of the second contact object, a communication with the respective caller is initiated via a modality corresponding to the second contact object.