| australia | | uncultured nitrosospira sp. | species | 1 | 0 |
| australia | new south wales | uncultured nitrosospira sp. | species | 3 | 0 |
| bahamas | | uncultured nitrosospira sp. | species | 6 | 0 |
| belgium | | uncultured nitrosospira sp. | species | 1 | 0 |
| china | | uncultured nitrosospira sp. | species | 293 | 0 |
| china | beijing | uncultured nitrosospira sp. | species | 6 | 0 |
| china | guizhou | uncultured nitrosospira sp. | species | 5 | 0 |
| china | hunan | uncultured nitrosospira sp. | species | 25 | 0 |
| china | shanghai shi | uncultured nitrosospira sp. | species | 24 | 0 |
| croatia | | uncultured nitrosospira sp. | species | 12 | 0 |
| croatia | istria county | uncultured nitrosospira sp. | species | 12 | 0 |
| france | auvergne region | uncultured nitrosospira sp. | species | 1 | 0 |
| france | languedoc-roussillon region | uncultured nitrosospira sp. | species | 8 | 0 |
| greece | | uncultured nitrosospira sp. | species | 7 | 0 |
| india | | uncultured nitrosospira sp. | species | 2 | 0 |
| israel | | uncultured nitrosospira sp. | species | 12 | 0 |
| israel | southern district | uncultured nitrosospira sp. | species | 10 | 0 |
| italy | | uncultured nitrosospira sp. | species | 4 | 0 |
| italy | tuscany region | uncultured nitrosospira sp. | species | 96 | 0 |
| japan | | uncultured nitrosospira sp. | species | 4 | 0 |
| japan | aichi prefecture | uncultured nitrosospira sp. | species | 4 | 0 |
| japan | hokkaido prefecture | uncultured nitrosospira sp. | species | 6 | 0 |
| japan | tochigi prefecture | uncultured nitrosospira sp. | species | 1 | 0 |
| mexico | quintana roo | uncultured nitrosospira sp. | species | 1 | 0 |
| mexico | veracruz-llave | uncultured nitrosospira sp. | species | 1 | 0 |
| netherlands | | uncultured nitrosospira sp. | species | 6 | 0 |
| nigeria | | uncultured nitrosospira sp. | species | 1 | 0 |
| poland | | uncultured nitrosospira sp. | species | 1 | 0 |
| portugal | | uncultured nitrosospira sp. | species | 1 | 0 |
| spain | | uncultured nitrosospira sp. | species | 6 | 0 |
| thailand | | uncultured nitrosospira sp. | species | 3 | 0 |
| thailand | bangkok | uncultured nitrosospira sp. | species | 1 | 0 |
| united kingdom | scotland | uncultured nitrosospira sp. | species | 14 | 0 |
| united states | | uncultured nitrosospira sp. | species | 449 | 0 |
| united states | california | uncultured nitrosospira sp. | species | 42 | 0 |
| united states | florida | uncultured nitrosospira sp. | species | 1 | 0 |
| united states | georgia | uncultured nitrosospira sp. | species | 3 | 0 |
| united states | kansas | uncultured nitrosospira sp. | species | 2 | 0 |
| united states | massachusetts | uncultured nitrosospira sp. | species | 43 | 0 |
| united states | michigan | uncultured nitrosospira sp. | species | 3 | 0 |
| united states | north carolina | uncultured nitrosospira sp. | species | 11 | 0 |
| united states | oregon | uncultured nitrosospira sp. | species | 2 | 0 |