The most common place to take a pulse is at the:

The most common place to take a pulse is at the radial artery. The radial artery is located on the lateral side of the wrist, proximal to the thumb. It is easily accessible and provides a reliable indicator of heart rate and rhythm.

References:

Bates' Guide to Physical Examination and History Taking by Lynn S. Bickley

Mosby's Guide to Physical Examination by Henry M. Seidel et al.