| 219.000 – 220.000 | Point to Point Digital Links (100 kHz Channels) [Allocated on secondary basis] |
| 222.000 – 222.110 | Weak Signal, CW, & SSB (No Channel Plan) |
| 222.000 – 222.025 | EME |
| 222.050 – 222.060 | Propagation Beacons |
| 222.100 | National SSB Calling Frequency |
| 222.120 – 222.140 | FM Voice Simplex (No Automated Base Stations) |
| 222.160 – 223.380 | Repeater Inputs |
| 223.400 – 223.520 | FM Voice Simplex |
| 223.500 | National FM Calling Frequency |
| 223.540 – 223.600 | Digital Channels |
| 223.540 | Inter-Area Linking / Simplex DX Cluster Linking |
| 223.560 | Simplex LAN / General use / BBS User Port |
| 223.600 | General Use / Keyboard to Keyboard |
| 223.620, 223.635, 223.650, 223.665 | Low-Power (<5 W) Automated Simplex Stations (IRLP, ELINK, Autopatch) |
| 223.680, 223.695, 223.710, 223.725, 223.740 | Coordinated Aux Links / Control Channels |
| 223.760 – 224.980 | Repeater Outputs |