Update: Thomas has now been found safe and well.
A 32-year-old man with links to Lincoln has been missing since July 4.
Thomas Coates also has connections in the East Lindsey and West Lindsey areas.
He has been described as white, slim, with collar-length brown curly hair and a beard.
Lincolnshire Police have asked anyone with information to contact the force and quote Thomas’ name on 101.