| Peromyscus pectoralis subsp. pectoralis Osgood, 1904 |
| Peromyscus pectoralis subsp. zimmermani Bradley, Schmidly, Amman, Platt, Neumann, Huynh, Muñiz-Martínez, López-González & Ordóñez-Garza, 2015 |
| Peromyscus pembertoni Burt, 1932 |
| Peromyscus perfulvus Osgood, 1945 |
| Peromyscus perfulvus subsp. chrysopus Hooper, 1955 |
| Peromyscus perfulvus subsp. perfulvus Osgood, 1945 |
| Peromyscus petraius Elliot, 1904 |
| Peromyscus polius Osgood, 1904 |
| Peromyscus pseudocrinitus Burt, 1932 |
| Peromyscus purepechus Léon-Tapia, Fernández, Rico, Cervantes, & Espinosa de los Monteros, 2020 |
| Peromyscus rowleyi J. A. Allen, 1893 |
| Peromyscus rowleyi subsp. pinalis G. S. Miller, 1893 |
| Peromyscus sagax Elliot, 1903 |
| Peromyscus schmidlyi Bradley, Carroll, Haynie, Muñiz Martínez, Hamilton & Kilpatrick, 2004 |
| Peromyscus sejugis Burt, 1932 |
| Peromyscus simulatus Osgood, 1904 |
| Peromyscus simulus Osgood, 1904 |
| Peromyscus slevini Mailliard, 1924 |
| Peromyscus sloeops Goodwin, 1955 |
| Peromyscus sonoriensis (LeConte, 1853) |