Blessington's Louise Quinn and Kill's Hayley Nolan have both travelled with the squad.
Republic of Ireland manager Vera Pauw is set to get another look at her squad against the United States later.
The visitors take on the world's number one team in Missouri in the early hours of tomorrow morning.
Ireland lost the first friendly between the sides by 2 goals to nil last Saturday.
Kick off is half 12 Irish time.
Blessington's Louise Quinn and Kill's Hayley Nolan have both travelled with the squad.

The Kildare Ladies Team Has Been Named For This Weekend's Clash With Dublin
Protesters Outside FAI Headquarters Demand Ireland Boycott League Fixtures Against Israel
Around 23,000 American's Visited Ireland For Last Years College Football Classic in Dublin’s Aviva Stadium
Ireland's Ben Lynch Becomes First Irish Skier To Qualify For Winter Olympics Final
Friday Morning Sports Update
Big Night Ahead For Celtic In The Europa League
First Round Of Genesis Invitational Gets Underway Shortly, With McIlroy And Lowry In Action
Andy Farrell Names His Team For Saturday's Clash In Twickenham