1. A computerized method for tagging an image captured by a mobile communications device, comprising: capturing an image with a camera integrated in the device in response to a command from a user; processing the image in the device to designate an area in the image that contains a face; accessing a contact list of the user that is stored in the portable electronic device; comparing the designated area with contact images of the user's contacts, obtained from accessing the contact list stored in the device, to determine identity of the face in the designated area; and in response to the comparing, tagging the image with identification information of a matching contact.