Radio frequency identification (RFID) tags; radio frequency identification (RFID) tag readers; buryable wireless transmitter marker devices; buryable RFID tags; buried utility locators, namely, portable electronic devices for receiving magnetic field signals and determining information about hidden or buried pipes, cables, or conduits and receiving RFID tag information based on the received magnetic field signals and RFID tag signals; electronic transmitters for generating current signals that couple with hidden or buried pipes, cables, or conduits, and also to generate magnetic fields for detection by buried utility locators and RFID tags and RFID tag readers coupled or integrated therewith; electronic coupling devices incorporating RFID tags for use in coupling current signals received from transmitters with buried pipes, cables, or conduits; electronic probes in the nature of sondes used for generating magnetic field signals for sensing by electronic buried utility locator devices; video inspection systems consisting primarily of video camera heads, electronic push-cables, reels for electronic push-cables reels, RFID tags, and electronic camera control units for controlling the video camera heads and displaying and storing captured video, images, or data; downloadable software for generating mapping information associated with hidden or buried utilities; downloadable software for processing images or video based on information provided from RFID tags; downloadable software for generating maps showing pipe location and pipe inspection information and for generating information provided from RFID tags