FIG. 1 is a front, bottom and right side perspective view of a telephone handset housing for a telephone handset showing our new design.

FIG. 2 is a rear, bottom, and left side perspective view thereof.

FIG. 3 is a right side view thereof.

FIG. 4 is a front elevational plan view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a top plan view thereof.

The broken line showings of FIGS. 1, 3, and 4 are for illustrative purposes only and form no part of the claimed design.