| canada | | listeria monocytogenes serotype 1/2a str. 08-6569 | no rank | 2 | 0 |
| canada | | listeria monocytogenes serotype 1/2a str. 08-6997 | no rank | 2 | 0 |
| canada | | listeria monocytogenes serotype 1/2a str. 10-0815 | no rank | 2 | 0 |
| canada | | listeria monocytogenes serotype 1/2a str. 10-1047 | no rank | 2 | 0 |
| canada | | listeria monocytogenes serotype 1/2a str. 88-0478 | no rank | 2 | 0 |
| canada | alberta | listeria monocytogenes serotype 1/2a str. 95-0093 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 01-6771 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 03-5473 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 08-7362 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 08-7363 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 08-7364 | no rank | 2 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 10-0814 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 10-0819 | no rank | 86 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 10-5024 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 11-4254 | no rank | 1 | 0 |
| canada | british columbia | listeria monocytogenes serotype 1/2a str. 98-0291 | no rank | 1 | 0 |
| canada | manitoba | listeria monocytogenes serotype 1/2a str. 10-0812 | no rank | 2 | 0 |
| canada | manitoba | listeria monocytogenes serotype 1/2a str. 10-0813 | no rank | 2 | 0 |
| canada | newfoundland and labrador | listeria monocytogenes serotype 1/2a str. 99-6871 | no rank | 7485 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 02-5993 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 04-5457 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 08-6056 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 08-7374 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 10-1046 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 10-1321 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 98-2035 | no rank | 1 | 0 |
| canada | ontario | listeria monocytogenes serotype 1/2a str. 99-6370 | no rank | 1 | 0 |
| canada | quebec | listeria monocytogenes serotype 1/2a str. 10-0933 | no rank | 1 | 0 |
| canada | quebec | listeria monocytogenes serotype 1/2a str. 10-0934 | no rank | 1 | 0 |
| canada | quebec | listeria monocytogenes serotype 1/2a str. 10-4754 | no rank | 1 | 0 |
| canada | quebec | listeria monocytogenes serotype 1/2a str. 10-4758 | no rank | 1 | 0 |
| canada | saskatchewan | listeria monocytogenes serotype 1/2a str. 08-7669 | no rank | 1 | 0 |
| chile | | listeria monocytogenes serotype 1/2a | no rank | 5 | 0 |
| south korea | | listeria monocytogenes serotype 1/2a str. nccp no. 15743 | no rank | 12 | 0 |
| united states | montana | listeria monocytogenes serotype 1/2a | no rank | 1 | 0 |
| united states | new york | listeria monocytogenes serotype 1/2a | no rank | 5 | 0 |
| united states | north carolina | listeria monocytogenes serotype 1/2a | no rank | 55 | 0 |
| united states | north dakota | listeria monocytogenes serotype 1/2a | no rank | 3 | 0 |
| united states | ohio | listeria monocytogenes serotype 1/2a | no rank | 4 | 0 |
| united states | south dakota | listeria monocytogenes serotype 1/2a | no rank | 2 | 0 |
| united states | virginia | listeria monocytogenes serotype 1/2a | no rank | 3 | 0 |
| united states | wyoming | listeria monocytogenes serotype 1/2a | no rank | 1 | 0 |