Jamie Vardy could add to his 19 caps when England face the Netherlands away on Friday 23 March (7:45pm kick-off) and Italy at Wembley Stadium on Tuesday 27 March (8pm).
Speaking this week, Harry Maguire revealed his pride to be a part of the England senior set-up once again.
Adrien Silva has made 21 appearances for Portugal.
Riyad Mahrez and Islam Slimani
Elsewhere, City's No.26 Riyad Mahrez and compatriot Islam Slimani (on loan with Newcastle United) have been selected for Algeria’s friendlies versus Tanzania and Iran.
Riyad Mahrez has been a consistent performer for Algeria.
Goalkeeper Kasper Schmeichel has cemented his spot as Denmark's no.1 in recent years.
Ben Chilwell has been named in Aidy Boothroyd's England U21s squad.
Left-sided partner Demarai Gray will join Foxes team-mate Ben Chilwell among the England U21s camp.
Ahmed Musa and Kelechi Ịheanachọ
Nigerian trio Wilfred Ndidi, Kelechi Ịheanachọ and Ahmed Musa (on loan at CSKA Moscow) head to Poland on Friday 23 March (7:45pm) before facing Serbia in Barnet on Tuesday (TBC).
Central midfielder Wilfred Ndidi is the Premier League's top tackler this season.
Aleksandar Dragović could take his caps tally to 56 if he appears during Austria’s friendly clashes with Slovenia, on Friday (7:45pm), and Luxembourg, on Tuesday (7:30pm).
Academy graduate and Premier League winner Andy King, who is spending the remainder of the 2017/18 campaign with Swansea City, has been selected by new Wales manager Ryan Giggs.
A maiden cap for Tunisia could also be on the cards for Yohan Benalouane, who has been called up for fixtures against Iran, on Friday (6pm), and Costa Rica, on Tuesday (8pm).
Pascanu is progressing up the ranks at international level.
Harvey Barnes helped the England U20s retain the Toulon Tournament last summer.
Full back Darnell Johnson is a European champion at U19s level and has been promoted to the U20s.
Callum Wright is a part of the England U18s squad after joining City's first team in Marbella last week.
George Thomas, who has impressed for the Club’s Development Squad this term, could also appear for Wales U21s at Bosnia and Herzegovina on Friday evening (2pm).
Shot-stopper Daniel Iversen is in contention for Denmark’s U20s outfit, who face Austria and then Georgia on Thursday and Tuesday (TBC).
Midfielder Bartosz Kapustka is a regular for Poland U21s.