UHF. 5 stations listed.
| Station | Country | Location | Power (kW) | Schedule (UTC) | Language |
|---|---|---|---|---|---|
| Blackjack-1 S-band telemetry - Downlink | United States | — | — | — | — |
| Blackjack-2 S-band telemetry - Downlink | United States | — | — | — | — |
| Blackjack-3 S-band telemetry - Downlink | United States | — | — | — | — |
| Blackjack-4 S-band telemetry - Downlink | United States | — | — | — | — |
| ION SCV-011 Mode S - Downlink | International | — | — | — | — |