 He featured three times in 1983–84, and had loan spells with Newport County and Plymouth Argyle, before he joined Newport County permanently for the 1984–85 season.He scored a hat-trick in a 3–3 draw with Derby County at Pride Park on 22 December, and became the club's top scorer with 17 league and cup goals.However Colin Addison could not keep him at Somerton Park, and Chamberlain dropped down a division to sign with Fourth Division club Mansfield Town, who were then managed by Ian Greaves.