| australia | | uncultured porphyrobacter sp. | species | 1 | 0 |
| australia | new south wales | uncultured porphyrobacter sp. | species | 1 | 0 |
| china | | uncultured porphyrobacter sp. | species | 6 | 0 |
| china | hubei | uncultured porphyrobacter sp. | species | 1 | 0 |
| china | hunan | uncultured porphyrobacter sp. | species | 3 | 0 |
| china | yunnan | uncultured porphyrobacter sp. | species | 1 | 0 |
| egypt | beheira governorate | uncultured porphyrobacter sp. | species | 1 | 0 |
| germany | | uncultured porphyrobacter sp. | species | 1 | 0 |
| india | | uncultured porphyrobacter sp. | species | 1 | 0 |
| kenya | rift valley province | uncultured porphyrobacter sp. | species | 3 | 0 |
| kuwait | | uncultured porphyrobacter sp. | species | 3 | 0 |
| mexico | | uncultured porphyrobacter sp. | species | 203 | 0 |
| nigeria | | uncultured porphyrobacter sp. | species | 1 | 0 |
| spain | | uncultured porphyrobacter sp. | species | 2 | 0 |
| spain | andalusia | uncultured porphyrobacter sp. | species | 1 | 0 |
| turkey | | uncultured porphyrobacter sp. | species | 1 | 0 |
| united kingdom | england | uncultured porphyrobacter sp. | species | 1 | 0 |
| united states | georgia | uncultured porphyrobacter sp. | species | 3 | 0 |
| united states | kansas | uncultured porphyrobacter sp. | species | 2 | 0 |
| united states | michigan | uncultured porphyrobacter sp. | species | 2 | 0 |
| united states | utah | uncultured porphyrobacter sp. | species | 1 | 0 |