The Smogs seem happy to let him go, as Barron has been given permission to meet with The Magpies and is expected to join Sam Allardyce's coaching staff later today.
Toon Poaching At Riverside
Barron has been with Boro since 2001 when Steve McClaren lured him from Aston Villa.
Barron played for Plymouth, Arsenal, Crystal Palace, West Brom and Queens Park Rangers and joined the Smofs as coach in 2001.