| antarctica | | uncultured campylobacter sp. | species | 1 | 0 |
| canada | ontario | uncultured campylobacter sp. | species | 1 | 0 |
| china | | uncultured campylobacter sp. | species | 16 | 0 |
| china | gansu | uncultured campylobacter sp. | species | 1 | 0 |
| china | guangdong | uncultured campylobacter sp. | species | 1 | 0 |
| china | hunan | uncultured campylobacter sp. | species | 2 | 0 |
| croatia | | uncultured campylobacter sp. | species | 1 | 0 |
| germany | | uncultured campylobacter sp. | species | 7 | 0 |
| grenada | | uncultured campylobacter sp. | species | 4 | 0 |
| india | national capital territory of delhi | uncultured campylobacter sp. | species | 3 | 0 |
| iran | tehran province | uncultured campylobacter sp. | species | 12 | 0 |
| iraq | | uncultured campylobacter sp. | species | 17 | 0 |
| japan | | uncultured campylobacter sp. | species | 1 | 0 |
| namibia | | uncultured campylobacter sp. | species | 1 | 0 |
| nepal | | uncultured campylobacter sp. | species | 13 | 0 |
| niger | | uncultured campylobacter sp. | species | 4 | 0 |
| nigeria | | uncultured campylobacter sp. | species | 17 | 0 |
| romania | | uncultured campylobacter sp. | species | 1 | 0 |
| south korea | incheon city | uncultured campylobacter sp. | species | 1 | 0 |
| thailand | | uncultured campylobacter sp. | species | 2 | 0 |
| united kingdom | | uncultured campylobacter sp. | species | 48 | 0 |
| united states | georgia | uncultured campylobacter sp. | species | 16 | 0 |