FIG. 1 is a rear, top and right side perspective view of an operative dial-top housing panel for a handset telephone or similar article showing my new design in full lines with the broken line showing of environmental association matter in all drawing figures being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a right side elevational view of the housing panel in full lines, and the environmental matter shown in broken lines; and

FIG. 3 is a front elevational view thereof of the housing panel in full lines and the environmental matter shown in broken lines.