You can buy the Arden text of this play from the Amazon.com online bookstore: King Henry VI, Part 3 (Arden Shakespeare: Third Series) (Pt. 3)

Entire play in one page

Act 1, Scene 1: London. The Parliament-house.
Act 1, Scene 2: Sandal Castle.
Act 1, Scene 3: Field of battle betwixt Sandal Castle and Wakefield.
Act 1, Scene 4: Another part of the field.

Act 2, Scene 1: A plain near Mortimer's Cross in Herefordshire.
Act 2, Scene 2: Before York.
Act 2, Scene 3: A field of battle between Towton and Saxton, in
Act 2, Scene 4: Another part of the field.
Act 2, Scene 5: Another part of the field.
Act 2, Scene 6: Another part of the field.

Act 3, Scene 1: A forest in the north of England.
Act 3, Scene 2: London. The palace.
Act 3, Scene 3: France. KING LEWIS XI's palace.

Act 4, Scene 1: London. The palace.
Act 4, Scene 2: A plain in Warwickshire.
Act 4, Scene 3: Edward's camp, near Warwick.
Act 4, Scene 4: London. The palace.
Act 4, Scene 5: A park near Middleham Castle In Yorkshire.
Act 4, Scene 6: London. The Tower.
Act 4, Scene 7: Before York.
Act 4, Scene 8: London. The palace.

Act 5, Scene 1: Coventry.
Act 5, Scene 2: A field of battle near Barnet.
Act 5, Scene 3: Another part of the field.
Act 5, Scene 4: Plains near Tewksbury.
Act 5, Scene 5: Another part of the field.
Act 5, Scene 6: London. The Tower.
Act 5, Scene 7: London. The palace.