| Olfr682-ps1 / olfactory receptor 682, pseudogene 1 | ENSMUSG00000059768 | 93 |
| Olfr684 / OR56A5* / P0C7T3* / olfactory receptor family 56 subfamily A member 5* | ENSMUSG00000047225 | 64 |
| Olfr679 / OR56A3* / Q8NH54* / olfactory receptor family 56 subfamily A member 3* | ENSMUSG00000096029 | 64 |
| Olfr683 / OR56A5* / P0C7T3* / olfactory receptor family 56 subfamily A member 5* | ENSMUSG00000044120 | 63 |
| Olfr681 / OR56A3* / Q8NH54* / olfactory receptor family 56 subfamily A member 3* | ENSMUSG00000095248 | 63 |
| Olfr661 | ENSMUSG00000073920 | 49 |
| Olfr657 / OR56B1* / Q8NGI3* / olfactory receptor family 56 subfamily B member 1* | ENSMUSG00000073923 | 48 |
| Olfr689 / OR56B4* / Q8NH76* / olfactory receptor family 56 subfamily B member 4* | ENSMUSG00000073907 | 47 |
| Q6W049 / Olfr688 / Olfactory receptor 688 / OR56B4* / Q8NH76* / olfactory receptor family 56 subfamily B member 4* | ENSMUSG00000073909 | 47 |
| Olfr663 / olfactory receptor 663 | ENSMUSG00000109806 | 45 |
| Olfr504 / OR56B1* / Q8NGI3* / olfactory receptor family 56 subfamily B member 1* | ENSMUSG00000060105 | 44 |