National AMBER Alert Network Act of 2002

National AMBER Alert Network Act of 2002 - Requires the Attorney General to assign an AMBER Alert Coordinator of the Department of Justice to act as the national coordinator of the AMBER Alert communications network regarding abducted children. Requires the coordinator to: (1) seek to eliminate gaps in the network; (2) work with States to encourage the development of additional network elements and to ensure regional coordination; and (3) act as the nationwide point of contact for network development and for regional coordination of alerts on abducted children through the network.

Directs the Coordinator to: (1) notify and consult with the Federal Bureau of Investigation concerning each child abduction for which an AMBER Alert is issued; and (2) establish minimum standards for the issuance of alerts and for the extent of their dissemination (limited to the geographic areas most likely to facilitate the recovery of the abducted child).

Requires the Secretary of Transportation to provide grants to States for the development or enhancement of notification or communications systems along highways for alerts and other information for the recovery of abducted children. Includes among permissible activities the development or enhancement of electronic message boards, and the placement of additional signage, along highways.

Directs the Attorney General to provide grants to States for the development or enhancement of programs and activities for the support of AMBER Alert communications plans.