| australia | new south wales | uncultured hyphomicrobium sp. | species | 2 | 0 |
| australia | western australia | uncultured hyphomicrobium sp. | species | 1 | 0 |
| belgium | | hyphomicrobium sp. pbn-e9 | species | 1 | 0 |
| belgium | | hyphomicrobium sp. pbn-h4 | species | 1 | 0 |
| belgium | flemish region | hyphomicrobium sulfonivorans | species | 198 | 0 |
| belgium | walloon region | uncultured hyphomicrobium sp. | species | 29 | 0 |
| brazil | | hyphomicrobium sp. enrichment culture clone ctbe cdb1001c12 | species | 1 | 0 |
| brazil | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| brazil | parana | uncultured hyphomicrobium sp. | species | 2 | 0 |
| brazil | rio de janeiro | uncultured hyphomicrobium sp. | species | 1 | 0 |
| brazil | sao paulo | uncultured hyphomicrobium sp. | species | 1 | 0 |
| canada | ontario | hyphomicrobium sp. 12-62-95 | species | 66 | 0 |
| canada | ontario | hyphomicrobium sp. 32-62-53 | species | 58 | 0 |
| canada | ontario | uncultured hyphomicrobium sp. | species | 13 | 0 |
| canada | quebec | hyphomicrobium | genus | 0 | 3 |
| china | | hyphomicrobium sp. | species | 1 | 0 |
| china | | hyphomicrobium sp. cdj15-a09 | species | 1 | 0 |
| china | | hyphomicrobium sp. cdj15-b05 | species | 1 | 0 |
| china | | hyphomicrobium sp. enrichment culture | species | 1 | 0 |
| china | | hyphomicrobium sp. enrichment culture clone ad_fhs_13 | species | 1 | 0 |
| china | | hyphomicrobium sp. enrichment culture clone ad_fhs_41 | species | 1 | 0 |
| china | | hyphomicrobium zavarzinii | species | 5 | 0 |
| china | | uncultured hyphomicrobium sp. | species | 43 | 0 |
| china | guangdong | uncultured hyphomicrobium sp. | species | 1 | 0 |
| china | hunan | uncultured hyphomicrobium sp. | species | 11 | 0 |
| china | jiangsu | hyphomicrobium sp. | species | 1 | 0 |
| china | jiangsu | hyphomicrobium sp. map-1 | species | 1 | 0 |
| china | jiangsu | hyphomicrobium zavarzinii | species | 1 | 0 |
| china | liaoning | hyphomicrobium sp. enrichment culture clone 14-3 | species | 1 | 0 |
| china | xinjiang | uncultured hyphomicrobium sp. | species | 1 | 0 |
| cyprus | | hyphomicrobium sp. colf | species | 1 | 0 |
| denmark | | hyphomicrobium sp. enrichment culture clone lpl2-162 | species | 1 | 0 |
| denmark | | hyphomicrobium sp. enrichment culture clone lpl4-109 | species | 1 | 0 |
| denmark | | hyphomicrobium sp. enrichment culture clone lpl5-127 | species | 1 | 0 |
| denmark | | hyphomicrobium sp. enrichment culture clone r2.3-193 | species | 1 | 0 |
| denmark | capital region of denmark | hyphomicrobium sp. | species | 1 | 0 |
| france | | uncultured hyphomicrobium sp. | species | 8 | 0 |
| germany | | hyphomicrobium denitrificans | species | 2 | 0 |
| germany | | hyphomicrobium sp. dm2 | species | 1 | 0 |
| germany | | hyphomicrobium sp. kdm2 | species | 2 | 0 |
| germany | | hyphomicrobium sp. kdm4 | species | 2 | 0 |
| germany | | hyphomicrobium sp. mc8b | species | 1 | 0 |
| germany | berlin | uncultured hyphomicrobium sp. | species | 1 | 0 |
| germany | thuringen | uncultured hyphomicrobium sp. | species | 1 | 0 |
| greece | | hyphomicrobium sp. r5d | species | 1 | 0 |
| greece | crete region | uncultured hyphomicrobium sp. | species | 1 | 0 |
| greenland | | hyphomicrobium sp. | species | 1 | 0 |
| hong kong | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| india | | hyphomicrobium facile | species | 5 | 0 |
| india | | hyphomicrobium facile subsp. ureaphilum | subspecies | 1 | 0 |
| india | | hyphomicrobium sp. | species | 1 | 0 |
| india | | hyphomicrobium vulgare | species | 2 | 0 |
| india | | uncultured hyphomicrobium sp. | species | 1 | 0 |
| india | kerala | uncultured hyphomicrobium sp. | species | 1 | 0 |
| india | meghalaya | hyphomicrobium facile | species | 4 | 0 |
| india | odisha | uncultured hyphomicrobium sp. | species | 1 | 0 |
| india | tamil nadu | hyphomicrobium facile | species | 1 | 0 |
| india | uttar pradesh | hyphomicrobium facile | species | 3 | 0 |
| israel | | hyphomicrobium sp. pvc(14d)3 | species | 1 | 0 |
| italy | | uncultured hyphomicrobium sp. | species | 5 | 0 |
| italy | tuscany region | hyphomicrobium sp. et2s9 | species | 1 | 0 |
| japan | | uncultured hyphomicrobium sp. | species | 1 | 0 |
| japan | ehime prefecture | uncultured hyphomicrobium sp. | species | 2 | 0 |
| japan | hokkaido prefecture | uncultured hyphomicrobium sp. | species | 6 | 0 |
| japan | kanagawa prefecture | uncultured hyphomicrobium sp. | species | 3 | 0 |
| japan | kumamoto prefecture | uncultured hyphomicrobium sp. | species | 1 | 0 |
| japan | shiga prefecture | hyphomicrobium sp. pd-e-(r)-e-d-5(2) | species | 1 | 0 |
| japan | shiga prefecture | hyphomicrobium sp. pd-s-(l)-e-d-8(2) | species | 1 | 0 |
| japan | shizuoka prefecture | uncultured hyphomicrobium sp. | species | 2 | 0 |
| japan | yamanashi prefecture | hyphomicrobium sp. | species | 1 | 0 |
| kuwait | | uncultured hyphomicrobium sp. | species | 1 | 0 |
| mexico | | hyphomicrobium sp. | species | 1 | 0 |
| mexico | | uncultured hyphomicrobium sp. | species | 85 | 0 |
| mexico | chihuahua | uncultured hyphomicrobium sp. | species | 1 | 0 |
| mexico | quintana roo | uncultured hyphomicrobium sp. | species | 1 | 0 |
| mexico | yucatan | hyphomicrobium vulgare | species | 2 | 0 |
| netherlands | | hyphomicrobium sp. | species | 1 | 0 |
| netherlands | | uncultured hyphomicrobium sp. | species | 4 | 0 |
| netherlands | gelderland province | hyphomicrobium sp. | species | 1 | 0 |
| nigeria | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| norway | | uncultured hyphomicrobium sp. | species | 3 | 0 |
| poland | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| portugal | | hyphomicrobium sp. p2 | species | 1 | 0 |
| puerto rico | | hyphomicrobium | genus | 0 | 1 |
| russia | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| south africa | the western cape province | hyphomicrobium denitrificans | species | 3 | 0 |
| south africa | the western cape province | hyphomicrobium sp. | species | 4 | 0 |
| south korea | | hyphomicrobium denitrificans | species | 2 | 0 |
| south korea | | hyphomicrobium sp. | species | 4 | 0 |
| spain | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| spain | andalusia | uncultured hyphomicrobium sp. | species | 1 | 0 |
| sweden | | uncultured hyphomicrobium sp. | species | 2 | 0 |
| united kingdom | | hyphomicrobium sp. | species | 1 | 0 |
| united kingdom | | uncultured hyphomicrobium sp. | species | 1 | 0 |
| united kingdom | england | hyphomicrobium methylovorum | species | 6 | 0 |
| united kingdom | england | hyphomicrobium sulfonivorans | species | 15 | 0 |
| united states | | hyphomicrobium sp. 802 | species | 1 | 0 |
| united states | | uncultured hyphomicrobium sp. | species | 4 | 0 |
| united states | arizona | hyphomicrobium sp. kc-it-w2 | species | 1 | 0 |
| united states | georgia | uncultured hyphomicrobium sp. | species | 1 | 0 |
| united states | illinois | hyphomicrobium sp. | species | 771 | 0 |
| united states | kansas | uncultured hyphomicrobium sp. | species | 1 | 0 |
| united states | maryland | hyphomicrobium | genus | 0 | 1 |
| united states | massachusetts | hyphomicrobium sp. | species | 4 | 0 |
| united states | massachusetts | uncultured hyphomicrobium sp. | species | 1 | 0 |
| united states | michigan | hyphomicrobium | genus | 0 | 2 |
| united states | michigan | hyphomicrobium sp. | species | 4 | 0 |
| united states | michigan | uncultured hyphomicrobium sp. | species | 3 | 0 |
| united states | montana | hyphomicrobium | genus | 0 | 1 |
| united states | south dakota | uncultured hyphomicrobium sp. | species | 1 | 0 |
| united states | tennessee | hyphomicrobium sp. is-b010 | species | 1 | 0 |
| united states | tennessee | hyphomicrobium sp. is-b031 | species | 1 | 0 |
| united states | tennessee | hyphomicrobium sp. is-b219 | species | 1 | 0 |
| united states | washington | hyphomicrobium sp. 1-3 | species | 1 | 0 |
| united states | washington | hyphomicrobium sp. 5b-2 | species | 1 | 0 |
| united states | washington | hyphomicrobium sp. 5b-6 | species | 1 | 0 |
| united states | wisconsin | hyphomicrobium | genus | 0 | 1 |
| vietnam | | hyphomicrobium sp. | species | 4 | 0 |