| antarctica | | oxalobacter sp. p8e | species | 1 | 0 |
| china | | uncultured oxalobacter sp. | species | 1 | 0 |
| germany | | uncultured oxalobacter sp. | species | 1 | 0 |
| india | | oxalobacter sp. gntew-13-8 | species | 1 | 0 |
| india | | uncultured oxalobacter sp. | species | 1 | 0 |
| iran | qom province | oxalobacter formigenes | species | 2 | 0 |
| iraq | baghdad governorate | oxalobacter formigenes | species | 12 | 0 |
| japan | ibaraki prefecture | oxalobacter sp. 32ap9 | species | 1 | 0 |
| japan | ibaraki prefecture | oxalobacter sp. 62ap11 | species | 1 | 0 |
| japan | shizuoka prefecture | uncultured oxalobacter sp. | species | 1 | 0 |
| nepal | | oxalobacter sp. r-4(2010) | species | 1 | 0 |
| nigeria | | uncultured oxalobacter sp. | species | 2 | 0 |
| portugal | | oxalobacter sp. w1.09-142 | species | 1 | 0 |
| south korea | seoul city | oxalobacter formigenes | species | 1 | 0 |
| united states | | uncultured oxalobacter sp. | species | 1 | 0 |
| united states | arizona | oxalobacter sp. hi-d2 | species | 1 | 0 |
| united states | iowa | oxalobacter formigenes | species | 2 | 0 |
| united states | iowa | oxalobacter formigenes oxcc13 | no rank | 2 | 0 |
| united states | massachusetts | oxalobacter | genus | 0 | 1 |
| united states | new york | uncultured oxalobacter sp. | species | 1 | 0 |
| united states | north carolina | oxalobacter | genus | 0 | 1 |