| 1 | D | OCC-1 Alert All | OCC-1 Alert All | Business |
| 2 | D | OCC-2 TC/LE | OCC-2 TC/LE | Business |
| 3 | D | OCC-3 Security | OCC-3 Security | Security |
| 4 | D | OCC-4 RTT | OCC-4 RTT | Business |
| 5 | D | OCC-5 Test | OCC-5 Test Trains | Business |
| 6 | D | OCC-6 Fire | OCC-6 Fire | Fire Dispatch |
| 7 | D | OCC-7 Fast | OCC-7 Fast | Business |
| 8 | D | OCC-8 Ctrl | OCC-8 Control | Business |
| 9 | D | OCC-9 SERTC | OCC-9 Security and Emergency Response Training Center | Multi-Dispatch |
| 10 | D | OCC-10 MX | OCC-10 Maintenance | Business |
| 11 | D | OCC-11 Instrmnts | OCC-11 Instrumentation | Business |
| 12 | D | OCC-12 FAC | OCC-12 Facilities | Business |
| 13 | D | OCC-13 | OCC-13 | Business |
| 14 | D | OCC-14 | OCC-14 | Business |
| 15 | D | OCC-15 | OCC-15 | Business |
| 16 | D | OCC-16 Road | OCC-16 Road | Business |
| 17 | D | OCC-17 | OCC-17 | Business |
| 18 | D | OCC-18 | OCC-18 | Business |
| 19 | D | OCC-19 | OCC-19 | Business |
| 20 | D | OCC-20 | OCC-20 | Business |
| 70 | D | Fire-1 | Fire-1 | Fire-Talk |
| 71 | D | Fire-2 Safety | Fire-2 Safety | Fire-Talk |
| 72 | D | Fire-3 Hazmat | Fire-3 Hazmat | Fire-Talk |
| 73 | D | Fire-4 | Fire-4 | Fire-Talk |
| 74 | D | Fire-5 | Fire-5 | Fire-Talk |
| 75 | D | Fire-6 | Fire-6 | Fire-Talk |
| 76 | D | Fire-7 | Fire-7 | Fire-Talk |
| 77 | D | Fire-8 | Fire-8 | Fire-Talk |
| 99 | D | All call | All Call | Business |
| 100 | D | Data | Data | Data |