Proceedings get underway tomorrow - Wednesday, March 25 - with Nabil Bentaleb and Algeria travelling to Qatar for a friendly outing.
On that same date, Christian Eriksen’s Denmark face a USA side that includes DeAndre Yedlin.
Four days later on Sunday, March 29, Christian’s nation takes on a France side who will be without goalkeeper Hugo Lloris due to the injury he sustained against Leicester City at the weekend. Hugo will also miss Les Bleus’ friendly against Brazil on Thursday, March 26.
DeAndre and the States, meanwhile, play a second match in Switzerland on Tuesday, March 31.
Elsewhere, Harry Kane, Danny Rose, Andros Townsend, Kyle Walker and now Ryan Mason are in the England squad for their home Euro 2016 qualifier against Lithuania on Friday, March 27, plus a friendly in Italy on Tuesday, March 31.
On Saturday, March 28, Emmanuel Adebayor is in the Togo squad for a friendly against Mauritius, Ben Davies and Wales travel to Israel in Euro 2016 qualifying, while Nacer Chadli, Mousa Dembele and Jan Vertonghen are with Belgium for a home Euro qualifier against Cyprus. They face a second qualifier away to Israel on Tuesday, March 31.
Also in Euro 2016 qualifying action is Vlad Chiriches, whose Romania side host the Faroe Islands on Sunday, March 29.
Meanwhile, Eric Dier, Tom Carroll and Alex Pritchard - the latter two currently out on loan with Swansea City and Brentford respectively - are in the England Under-21s squad for friendlies against Czech Republic on Friday, March 27, and Germany on Monday, March 30.
Winger Kenny McEvoy is with Republic of Ireland Under-21s for their home Euro qualifier against Andorra on Thursday, March 26, while defender Dominic Ball - currently on loan at Cambridge United - has been named in the England Under-20s squad for friendlies against Mexico (Wednesday, March 25) and USA (Sunday, March 29). Fellow centre-half Cameron Carter-Vickers could feature for the States in that game, as he is part of a UK-based training camp with his nation this week.
Defensive midfielder Filip Lesniak and Slovakia Under-19s face UEFA Under-19 Elite Round fixtures against Germany (Thursday, March 26), Czech Republic (Saturday, March 28) and Ireland (Tuesday, March 31), with central midfielder Harry Winks in the England Under-19s ranks for matches in the same competition on the same dates against Denmark, Azerbaijan and France.
Academy duo Charlie Owens and Chris Paul, meanwhile, are with Northern Ireland Under-19s for a friendly match in the Netherlands on Thursday, March 26.
Also, midfielders Luke Amos and Josh Onomah - plus right-back Kyle Walker-Peters - have been named in the England Under-18s squad for back-to-back friendlies against Switzerland on Thursday, March 26, and Saturday, March 28.