Place
- Ottawa1
- Ouray1
- Perrin's Field, North Denver1
- Pikes Peak, Windy Point1
- Pinar del Rio1
- Providence Bay1
- Pullman1
- Qaasuitsup1
- R1W, T6S, section 13, Along U.S. 127, 0.6 mi. N. of Rome Road. About 80 km SW of Ann Arbor.1
- Rabila, Mulbekh, Ladakh1
- Rahla, Kulu1
- Rensselaer1
- Rio San Sebastian1
- S. edge of Mud Lake in sec. 23, Whitney Twp.1
- Sandia Mountains1
- Sandoval1
- Section 4, Exeter Twp., Capernall Road near Colf Road.1
- Shiawassee1
- Shigar Nulla, Baltistan1
- Shillong1