Williams was loaned out by Everton in the summer to Stoke City.
Dummett has struggled at Newcastle with a hamstring injury.
Ryan Giggs has hailed Arsenal midfielder Aaron Ramsey.
Liverpool are already eight points clear of Jose Mourinho's Manchester United after just six games of the season.
Ranger's Declan John has featured for Wales in the international break.
Wales look good in the post-Coleman era, while the former national team boss is struggling badly at Sunderland.
Swansea full-back Connor Roberts can't wait to work alongside his role model Ben Davies after the Tottenham star's rise to prominence in North London.
Newcastle United defender Paul Dummett will not play for Wales in their upcoming matches.
Newcastle's Paul Dummett told Ryan Giggs he did not feel it was the right time to return to the national set up and explained he wants to focus on his club's relegation battle.
The Real Madrid ace has been linked with moves to Tottenham Hotspur and Manchester United.
Ryan Giggs sought the advice of Sir Alex Ferguson before agreeing to succeed Chris Coleman as Wales manager, with the former Manchester United winger confident he can secure a first World Cup qualification since 1958 in his first permanent managerial appointment.
If Gareth Barry was beginning to feel frazzled by a morning of media commitments at The Hawthorns, the message that popped up on Phil Neville’s iPad brought home the reason all this was happening.
Huddersfield Town boss David Wagner is also in the running to succeed Aitor Karanka permanently at Middlesbrough.