The ornamental design for a billfold with integratednotepad and writing utensil holders, as shown and described.
FIG. 1 is a perspective view of the billfold in a partially open position (the broken lines indicating folded paper money, a notepad and a writing utensil are illustrative of the environment only and form no part of the claimed design);
FIG. 2 is a perspective view of the empty billfold in a partially open position;
FIG. 3 is a frontal orthogonal view of the billfold in a closed position;
FIG. 4 is a rear orthogonal view of the billfold in a closed position; and,
FIG. 5 is a left side orthogonal view of the billfold in a closed position.