| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|
| C12.1(C3×A4) = A4×C36 | central extension (φ=1) | 108 | 3 | C12.1(C3xA4) | 432,325 |
| C12.2(C3×A4) = C4×C9⋊A4 | central extension (φ=1) | 108 | 3 | C12.2(C3xA4) | 432,326 |
| C12.3(C3×A4) = C9×C4.A4 | central extension (φ=1) | 144 | 2 | C12.3(C3xA4) | 432,329 |
| C12.4(C3×A4) = C36.A4 | central extension (φ=1) | 144 | 6 | C12.4(C3xA4) | 432,330 |
| C12.5(C3×A4) = C12×C3.A4 | central extension (φ=1) | 108 | | C12.5(C3xA4) | 432,331 |
| C12.6(C3×A4) = C4×C32.A4 | central extension (φ=1) | 36 | 3 | C12.6(C3xA4) | 432,332 |
| C12.7(C3×A4) = C4×C32⋊A4 | central extension (φ=1) | 36 | 3 | C12.7(C3xA4) | 432,333 |
| C12.8(C3×A4) = C3×Q8.C18 | central extension (φ=1) | 216 | | C12.8(C3xA4) | 432,337 |
| C12.9(C3×A4) = Q8⋊C9⋊4C6 | central extension (φ=1) | 72 | 6 | C12.9(C3xA4) | 432,338 |
| C12.10(C3×A4) = C4○D4⋊He3 | central extension (φ=1) | 72 | 6 | C12.10(C3xA4) | 432,339 |
| C12.11(C3×A4) = C32×C4.A4 | central extension (φ=1) | 144 | | C12.11(C3xA4) | 432,699 |