Places beginning with MO in Oklahoma, United States
- Mocane
- Moffett
- Mohawk
- Monroe
- Monroe Township
- Moodys
- Moodys Township
- Moon
- Moore
- Mooreland
- Mooreland, Township of
- Moore Township
- Moore, Township of
- Moorewood
- Moravia
- Moreville
- Morgans Corner
- Morgan Township
- Morgan, Township of
- Morgan, Township of
- Morris
- Morrison
- Morris, Township of
- Morse
- Morse, Township of
- Morvin
- Mound Grove
- Mounds
- Mounds, Township of
- Mound, Township of
- Mound Valley, Township of
- Mountain Park
- Mountain Park, Township of
- Mountain View
- Mountain View, Township of
- Mount Herman
- Mount View
- Mount Zion
- Mouser
- Moyers