| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Petrjaevka | city | Nizhegorodskaya Oblast' | Russia | 56.23 | 43.63 | 259 | 4273 |
| Petrjaevo | city | Kostromskaya Oblast' | Russia | 59.17 | 45.43 | 830 | 231 |
| Petrjaevo | city | Bashkortostan | Russia | 54.35 | 55.60 | 830 | 1028 |
| Petrjaksy | city | Nizhegorodskaya Oblast' | Russia | 55.41 | 46.03 | 354 | 1440 |
| Petrjata | city | Permskiy Kray | Russia | 57.46 | 57.44 | 830 | 717 |