| 400-01 | 33792 | 8400 | | 3A | Fire Dispatch (Patch to 1-A on Central) | Fire Dispatch |
| 400-02 | 34816 | 8800 | | 3B | Northeast Rescue Response | |
| 400-03 | 35840 | 8c00 | | 3C | Northeast Structure Fire | |
| 400-04 | 36864 | 9000 | | 3D | Northeast Structure Fire | |
| 400-05 | 37888 | 9400 | | 3E | Reponse (All others) (Patch to 1-E on Central) | |
| 400-06 | 38912 | 9800 | | 3F | Not Used | |
| 400-07 | 39936 | 9c00 | | 3G | EMS/UH Doctor (Patch to 2-G on System 2) | |
| 400-08 | 40960 | a000 | | 3H | Not Used | |
| 400-09 | 41984 | a400 | | 3I | Not Used | |
| 400-10 | 43008 | a800 | | 3J | Not Used | |
| 400-11 | 44032 | ac00 | | 3K | Fire/EMS Open | |
| 400-12 | 45056 | b000 | | 3L | Not Used | |
| 400-13 | 46080 | b400 | | 3M | Not Used | |
| 400-14 | 47104 | b800 | | 3N | Not Used | |
| 400-15 | 48128 | bc00 | | 3O | Not Used | |
