The ornamental design for a cellphonechargingstation, as shown and described.
FIG. 1 is a perspective view of the present invention cell phone charging station;
FIG. 2 is a front elevational view of the cell phone charging station;
FIG. 3 is a rear elevational view of the cell phone charging station;
FIG. 4 is a right side elevational view of the cell phone charging station;
FIG. 5 is a top plan view of the cell phone charging station; and,
FIG. 6 is a bottom plan view of the cell phone charging station.
It should be appreciated that the left side elevational view is not shown as it is a mirror image of the right side elevational view. The broken line illustrations of a cell phone shown in FIG. 1 and portions of the cell phone charging station shown in FIGS. 5 and 6 are for illustrative purposes only and form no part of the claimed invention.