| algeria | algiers province | corynebacterium diphtheriae | species | 0 | 1 |
| australia | | corynebacterium diphtheriae | species | 21 | 0 |
| australia | new south wales | corynebacterium diphtheriae | species | 0 | 4 |
| australia | northern territory | corynebacterium diphtheriae | species | 0 | 1 |
| australia | queensland | corynebacterium diphtheriae | species | 0 | 1 |
| australia | south australia | corynebacterium diphtheriae | species | 0 | 1 |
| australia | victoria | corynebacterium diphtheriae | species | 0 | 4 |
| australia | western australia | corynebacterium diphtheriae | species | 0 | 1 |
| austria | | corynebacterium diphtheriae | species | 133 | 0 |
| austria | | corynebacterium diphtheriae bv. gravis | no rank | 753 | 0 |
| austria | | corynebacterium diphtheriae bv. mitis | no rank | 2089 | 0 |
| austria | vienna | corynebacterium diphtheriae | species | 0 | 1 |
| bangladesh | | corynebacterium diphtheriae | species | 18 | 0 |
| bangladesh | dhaka division | corynebacterium diphtheriae | species | 0 | 1 |
| belarus | | corynebacterium diphtheriae | species | 3 | 0 |
| belarus | | corynebacterium diphtheriae bv. gravis | no rank | 108 | 0 |
| belarus | | corynebacterium diphtheriae bv. mitis | no rank | 56 | 0 |
| belarus | brest region | corynebacterium diphtheriae | species | 110 | 1 |
| belarus | brest region | corynebacterium diphtheriae bv. gravis | no rank | 646 | 0 |
| belarus | brest region | corynebacterium diphtheriae bv. mitis | no rank | 123 | 0 |
| belarus | gomel region | corynebacterium diphtheriae | species | 132 | 0 |
| belarus | gomel region | corynebacterium diphtheriae bv. gravis | no rank | 992 | 0 |
| belarus | gomel region | corynebacterium diphtheriae bv. mitis | no rank | 428 | 0 |
| belarus | grodno region | corynebacterium diphtheriae bv. gravis | no rank | 108 | 0 |
| belarus | grodno region | corynebacterium diphtheriae bv. mitis | no rank | 65 | 0 |
| belarus | minsk city | corynebacterium diphtheriae | species | 254 | 0 |
| belarus | minsk city | corynebacterium diphtheriae bv. gravis | no rank | 1754 | 0 |
| belarus | minsk city | corynebacterium diphtheriae bv. mitis | no rank | 982 | 0 |
| belarus | minsk region | corynebacterium diphtheriae | species | 254 | 0 |
| belarus | minsk region | corynebacterium diphtheriae bv. gravis | no rank | 1754 | 0 |
| belarus | minsk region | corynebacterium diphtheriae bv. mitis | no rank | 982 | 0 |
| belarus | mogilev region | corynebacterium diphtheriae | species | 166 | 0 |
| belarus | mogilev region | corynebacterium diphtheriae bv. gravis | no rank | 248 | 0 |
| belarus | mogilev region | corynebacterium diphtheriae bv. mitis | no rank | 399 | 0 |
| belarus | vitebsk region | corynebacterium diphtheriae | species | 74 | 0 |
| belarus | vitebsk region | corynebacterium diphtheriae bv. gravis | no rank | 408 | 0 |
| belarus | vitebsk region | corynebacterium diphtheriae bv. mitis | no rank | 646 | 0 |
| brazil | | corynebacterium diphtheriae | species | 255 | 0 |
| brazil | amazonas | corynebacterium diphtheriae | species | 0 | 1 |
| brazil | pernambuco | corynebacterium diphtheriae | species | 0 | 1 |
| brazil | rio de janeiro | corynebacterium diphtheriae | species | 0 | 5 |
| brazil | sao paulo | corynebacterium diphtheriae | species | 0 | 1 |
| canada | | corynebacterium diphtheriae | species | 2 | 0 |
| canada | alberta | corynebacterium diphtheriae | species | 250 | 2 |
| canada | alberta | corynebacterium diphtheriae bv. mitis | no rank | 294 | 0 |
| canada | british columbia | corynebacterium diphtheriae | species | 0 | 3 |
| canada | manitoba | corynebacterium diphtheriae | species | 183 | 0 |
| canada | manitoba | corynebacterium diphtheriae bv. mitis | no rank | 568 | 0 |
| canada | ontario | corynebacterium diphtheriae | species | 0 | 2 |
| canada | quebec | corynebacterium diphtheriae | species | 0 | 1 |
| canada | saskatchewan | corynebacterium diphtheriae bv. mitis | no rank | 164 | 0 |
| china | | corynebacterium diphtheriae | species | 38 | 0 |
| china | guangdong | corynebacterium diphtheriae | species | 0 | 1 |
| china | hebei | corynebacterium diphtheriae | species | 0 | 1 |
| china | zhejiang | corynebacterium diphtheriae | species | 2 | 0 |
| colombia | la guajira department | corynebacterium diphtheriae bv. mitis | no rank | 49 | 0 |
| comoros | | corynebacterium diphtheriae | species | 0 | 1 |
| croatia | | corynebacterium diphtheriae bv. mitis | no rank | 73 | 0 |
| croatia | osijek-baranja county | corynebacterium diphtheriae | species | 0 | 1 |
| croatia | primorje-gorski kotar county | corynebacterium diphtheriae | species | 0 | 1 |
| croatia | split-dalmatia county | corynebacterium diphtheriae | species | 0 | 1 |
| croatia | zagreb city | corynebacterium diphtheriae | species | 0 | 1 |
| croatia | zagreb county | corynebacterium diphtheriae | species | 0 | 1 |
| france | | corynebacterium diphtheriae | species | 294 | 0 |
| france | ile-de-france region | corynebacterium diphtheriae | species | 0 | 2 |
| germany | lower saxony | corynebacterium diphtheriae | species | 5 | 1 |
| germany | saxony | corynebacterium diphtheriae | species | 0 | 2 |
| greece | attica region | corynebacterium diphtheriae | species | 0 | 1 |
| india | | corynebacterium diphtheriae | species | 5 | 0 |
| india | andhra pradesh | corynebacterium diphtheriae | species | 0 | 1 |
| india | haryana | corynebacterium diphtheriae | species | 0 | 1 |
| india | himachal pradesh | corynebacterium diphtheriae | species | 4 | 0 |
| india | karnataka | corynebacterium diphtheriae | species | 0 | 1 |
| india | kerala | corynebacterium diphtheriae | species | 3542 | 1 |
| india | maharashtra | corynebacterium diphtheriae | species | 0 | 1 |
| india | national capital territory of delhi | corynebacterium diphtheriae | species | 0 | 7 |
| india | puducherry | corynebacterium diphtheriae | species | 0 | 1 |
| india | tamil nadu | corynebacterium diphtheriae | species | 2663 | 0 |
| india | uttar pradesh | corynebacterium diphtheriae | species | 144 | 3 |
| india | west bengal | corynebacterium diphtheriae | species | 0 | 2 |
| indonesia | | corynebacterium diphtheriae | species | 10 | 0 |
| indonesia | east java province | corynebacterium diphtheriae | species | 0 | 1 |
| indonesia | jakarta | corynebacterium diphtheriae | species | 0 | 1 |
| italy | apulia region | corynebacterium diphtheriae | species | 0 | 1 |
| italy | calabria region | corynebacterium diphtheriae | species | 0 | 1 |
| italy | emilia-romagna region | corynebacterium diphtheriae | species | 0 | 1 |
| italy | lazio region | corynebacterium diphtheriae | species | 0 | 1 |
| italy | lazio region | corynebacterium diphtheriae bv. gravis str. iss 4060 | no rank | 96 | 0 |
| italy | lazio region | corynebacterium diphtheriae bv. gravis str. iss 4746 | no rank | 108 | 0 |
| italy | lazio region | corynebacterium diphtheriae bv. gravis str. iss 4749 | no rank | 82 | 0 |
| italy | lazio region | corynebacterium diphtheriae bv. mitis str. iss 3319 | no rank | 72 | 0 |
| japan | okayama prefecture | corynebacterium diphtheriae | species | 0 | 1 |
| japan | osaka prefecture | corynebacterium diphtheriae | species | 0 | 1 |
| japan | tokyo prefecture | corynebacterium diphtheriae | species | 0 | 2 |
| lesotho | quthing district | corynebacterium diphtheriae | species | 0 | 1 |
| malaysia | johor | corynebacterium diphtheriae | species | 74 | 0 |
| malaysia | kedah | corynebacterium diphtheriae | species | 440 | 0 |
| malaysia | kuala lumpur | corynebacterium diphtheriae | species | 0 | 1 |
| malaysia | melaka | corynebacterium diphtheriae | species | 111 | 0 |
| malaysia | negeri sembilan | corynebacterium diphtheriae | species | 86 | 0 |
| malaysia | perak | corynebacterium diphtheriae | species | 239 | 0 |
| malaysia | perlis | corynebacterium diphtheriae | species | 102 | 0 |
| malaysia | sabah | corynebacterium diphtheriae | species | 234 | 0 |
| malaysia | sarawak | corynebacterium diphtheriae | species | 66 | 0 |
| maldives | | corynebacterium diphtheriae | species | 0 | 1 |
| mayotte | | corynebacterium diphtheriae | species | 1 | 0 |
| myanmar | yangon division | corynebacterium diphtheriae | species | 0 | 1 |
| new caledonia | | corynebacterium diphtheriae | species | 232 | 0 |
| new zealand | auckland | corynebacterium diphtheriae | species | 0 | 2 |
| nigeria | niger | corynebacterium diphtheriae | species | 0 | 1 |
| norway | hordaland county | corynebacterium diphtheriae | species | 0 | 1 |
| norway | more og romsdal county | corynebacterium diphtheriae | species | 0 | 1 |
| norway | oslo county | corynebacterium diphtheriae | species | 0 | 1 |
| pakistan | islamabad capital territory | corynebacterium diphtheriae | species | 0 | 1 |
| papua new guinea | eastern highlands province | corynebacterium diphtheriae | species | 0 | 3 |
| poland | | corynebacterium diphtheriae | species | 496 | 0 |
| poland | lodz province | corynebacterium diphtheriae | species | 0 | 1 |
| poland | mazovia province | corynebacterium diphtheriae | species | 0 | 1 |
| poland | swietokrzyskie province | corynebacterium diphtheriae | species | 0 | 1 |
| poland | warmian-masurian province | corynebacterium diphtheriae | species | 0 | 2 |
| puerto rico | | corynebacterium diphtheriae | species | 0 | 1 |
| romania | | corynebacterium diphtheriae | species | 6 | 0 |
| romania | bucharest county | corynebacterium diphtheriae | species | 0 | 3 |
| romania | dolj county | corynebacterium diphtheriae | species | 0 | 1 |
| romania | mures county | corynebacterium diphtheriae | species | 0 | 1 |
| russia | | corynebacterium diphtheriae | species | 48 | 0 |
| russia | | corynebacterium diphtheriae bv. mitis | no rank | 1 | 0 |
| russia | arkhangelsk oblast | corynebacterium diphtheriae | species | 0 | 1 |
| russia | buryatia republic | corynebacterium diphtheriae bv. gravis | no rank | 1 | 0 |
| russia | dagestan republic | corynebacterium diphtheriae | species | 0 | 1 |
| russia | leningrad oblast | corynebacterium diphtheriae | species | 0 | 2 |
| russia | leningrad oblast | corynebacterium diphtheriae bv. mitis | no rank | 1 | 0 |
| russia | moscow city | corynebacterium diphtheriae | species | 74 | 5 |
| russia | moscow city | corynebacterium diphtheriae bv. mitis | no rank | 1 | 0 |
| russia | moscow oblast | corynebacterium diphtheriae | species | 0 | 5 |
| russia | perm krai | corynebacterium diphtheriae | species | 0 | 1 |
| russia | primorsky krai | corynebacterium diphtheriae | species | 0 | 3 |
| russia | rostov oblast | corynebacterium diphtheriae | species | 0 | 1 |
| russia | saint petersburg | corynebacterium diphtheriae | species | 0 | 7 |
| russia | sverdlovsk oblast | corynebacterium diphtheriae | species | 0 | 1 |
| russia | vologda oblast | corynebacterium diphtheriae | species | 0 | 1 |
| samoa | | corynebacterium diphtheriae | species | 0 | 2 |
| senegal | dakar region | corynebacterium diphtheriae | species | 0 | 1 |
| singapore | | corynebacterium diphtheriae | species | 0 | 2 |
| south africa | | corynebacterium diphtheriae | species | 200 | 0 |
| south africa | kwazulu-natal province | corynebacterium diphtheriae | species | 3534 | 2 |
| south africa | the western cape province | corynebacterium diphtheriae | species | 324 | 0 |
| spain | catalonia | corynebacterium diphtheriae | species | 0 | 1 |
| sudan | khartoum | corynebacterium diphtheriae | species | 0 | 1 |
| sweden | stockholm | corynebacterium diphtheriae | species | 0 | 3 |
| switzerland | zurich region | corynebacterium diphtheriae | species | 0 | 1 |
| taiwan | | corynebacterium diphtheriae | species | 0 | 1 |
| tanzania | dar es salaam region | corynebacterium diphtheriae | species | 0 | 1 |
| tanzania | zanzibar urban/west region | corynebacterium diphtheriae | species | 0 | 1 |
| thailand | | corynebacterium diphtheriae | species | 1 | 0 |
| thailand | sara buri province | corynebacterium diphtheriae | species | 0 | 1 |
| togo | | corynebacterium diphtheriae | species | 0 | 1 |
| trinidad and tobago | | corynebacterium diphtheriae | species | 0 | 2 |
| turkey | erzincan province | corynebacterium diphtheriae | species | 0 | 1 |
| turkey | erzurum province | corynebacterium diphtheriae | species | 0 | 1 |
| turkey | izmir province | corynebacterium diphtheriae | species | 0 | 1 |
| turkey | kars province | corynebacterium diphtheriae | species | 0 | 1 |
| ukraine | kharkiv oblast | corynebacterium diphtheriae | species | 0 | 1 |
| ukraine | kiev city | corynebacterium diphtheriae | species | 0 | 3 |
| ukraine | kiev oblast | corynebacterium diphtheriae | species | 0 | 3 |
| ukraine | kirovohrad oblast | corynebacterium diphtheriae | species | 0 | 1 |
| ukraine | lviv oblast | corynebacterium diphtheriae | species | 0 | 1 |
| ukraine | odessa oblast | corynebacterium diphtheriae | species | 0 | 1 |
| united kingdom | | corynebacterium diphtheriae | species | 2 | 0 |
| united kingdom | | corynebacterium diphtheriae bv. intermedius str. nctc 5011 | no rank | 70 | 0 |
| united kingdom | | corynebacterium diphtheriae bv. mitis str. nc03529 | no rank | 88 | 0 |
| united kingdom | | corynebacterium diphtheriae str. aberdeen | no rank | 78 | 0 |
| united kingdom | england | corynebacterium diphtheriae | species | 175 | 27 |
| united kingdom | england | corynebacterium diphtheriae bv. intermedius | no rank | 76 | 0 |
| united kingdom | scotland | corynebacterium diphtheriae | species | 0 | 2 |
| united kingdom | wales | corynebacterium diphtheriae | species | 0 | 5 |
| united states | | corynebacterium diphtheriae | species | 7 | 0 |
| united states | alabama | corynebacterium diphtheriae | species | 0 | 2 |
| united states | alaska | corynebacterium diphtheriae | species | 0 | 1 |
| united states | arizona | corynebacterium diphtheriae | species | 0 | 2 |
| united states | california | corynebacterium diphtheriae | species | 0 | 2 |
| united states | florida | corynebacterium diphtheriae | species | 0 | 1 |
| united states | georgia | corynebacterium diphtheriae | species | 0 | 2 |
| united states | louisiana | corynebacterium diphtheriae | species | 0 | 2 |
| united states | minnesota | corynebacterium diphtheriae | species | 0 | 1 |
| united states | montana | corynebacterium diphtheriae | species | 0 | 1 |
| united states | new mexico | corynebacterium diphtheriae | species | 0 | 2 |
| united states | south dakota | corynebacterium diphtheriae | species | 0 | 3 |
| united states | texas | corynebacterium diphtheriae | species | 0 | 5 |
| united states | virginia | corynebacterium diphtheriae | species | 0 | 1 |
| united states | washington | corynebacterium diphtheriae | species | 0 | 1 |
| united states | washington | corynebacterium diphtheriae bv. mitis | no rank | 2 | 0 |
| united states | west virginia | corynebacterium diphtheriae | species | 0 | 1 |
| united states | wisconsin | corynebacterium diphtheriae | species | 0 | 2 |