| Chicago O'Hare Airport Operations (Cook County) -- Motorola Type II Analog/Digital | ||||||||
| Frequency | Licensee or Location | Talkgroup Code | Talkgroup Name | City | State | System Type | Notes | Additional Notes |
| 476.5125 | OHare Ops | 48 | OPS DISP | Chicago | IL | Motorola II | Operations Dispatch | Operations |
| 476.9875 | OHare Ops | 80 | OPS-1 | Chicago | IL | Motorola II | Runway Operations | Operations |
| 477.4625 | OHare Ops | 112 | OPS-2 | Chicago | IL | Motorola II | Mechanical Services | Operations |
| 477.8125 | OHare Ops | 176 | OPS-3 | Chicago | IL | Motorola II | Operations Common | Operations |
| 477.9625 | OHare Ops | 308 | OPS-4 | Chicago | IL | Motorola II | Operations Deliveries | Operations |
| 478.1125 | OHare Ops | 688 | OPS-5 | Chicago | IL | Motorola II | Runway Operations | Operations |
| 478.4125 | OHare Ops | 720 | OPS-6 | Chicago | IL | Motorola II | Airfield Operations | Operations |
| 478.5625 | OHare Ops | ** | ** | ** | ** | ** | ** | ** |
| 478.6875 | OHare Ops | ** | ** | ** | ** | ** | ** | ** |
| 478.9375 | OHare Ops | ** | ** | ** | ** | ** | ** | ** |
| Custom Frequency Table | ||||||||
| Base: | 476.5000 | Spacing: | 12.5 | Offset: | 380 | |||
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