Having completed the signing of Joe Willock from Arsenal for a fee in excess of £20m, the Magpies have turned their attention towards strengthening other areas of the team.
Newcastle are said to be in the market for a new centre-back and a midfielder, while they have also not ruled out the possibility of signing a new striker.
The Tyneside-based club, who have asked top-eight sides to keep them informed about the availability of fringe stars, have made loan enquiries for a host of players.
While Newcastle have fired off a host of enquiries, they have been told to wait until closer to the end of the transfer window to find out the availability of some targets.
With a host of Premier League clubs yet to complete their transfer business, the Magpies could have to wait further to discover the availability of players that they are looking at.
Steve Bruce’s side are hopeful of making further additions to their squad before the transfer window slams shut, but they might miss out on their top targets.
Chelsea duo Ethan Ampadu and Malang Sarr are among the defenders Newcastle are said to be considering signing on loan in the final stretch of the transfer window.