| Pheidole microgyna Wheeler, 1928 |
| Pheidole micula Wheeler, 1915 |
| Pheidole mixteca Wilson, 2003 |
| Pheidole mooreorum Wilson, 2003 |
| Pheidole morelosana Wilson, 2003 |
| Pheidole morrisii Forel, 1886 |
| Pheidole morrisii var. dentata Mayr, 1886 |
| Pheidole morrisii var. impexa Wheeler, 1908 |
| Pheidole morrisii var. vanceae Forel, 1901 |
| Pheidole nasutoides Hölldobler & Wilson, 1992 |
| Pheidole natalie Longino, 2019 |
| Pheidole navigans Forel, 1901 |
| Pheidole nebulosa Wilson, 2003 |
| Pheidole nevadensis Forel, 1901 |
| Pheidole nigella Emery, 1894 |
| Pheidole nitella Wilson, 2003 |
| Pheidole nitidicollis Emery, 1896 |
| Pheidole nubicola Wilson, 2003 |
| Pheidole nuculiceps Wheeler, 1908 |
| Pheidole oaxacana Wilson, 2003 |