| 123.325 | M | CSQ | MetLife Blimp "Snoopy 2" |
| 154.95 | M | 127.3 | Texas Law 2 (downtown, weak/broken voice) |
| 155.475 | M | | Texas Law 3 (downtown, weak/broken voice, analog) |
| 158.7375 | M | | P25? |
| 161.205 | M | 146.2 | Amtrak Police Car-to-Car (bomb detection canines) |
| 165.825 | M | n 060 | ICE? |
| 165.8375 | M | CSQ | ICE? DHS Common, downtown |
| 167.1625 | M | n 650 | ATFE Tactical 1, downtown |
| 167.2375 | M | n 167 | FBI Multicast - encrypted |
| 168.7625 | M | n 167 | FBI Multicast - encrypted |
| 170.375 | M | n 167 | FBI Multicast - encrypted |
| 170.725 | R | n 653 | Federal Interoperability Houston Command (FBI Ch. L1) |
| 170.8625 | M | n 167 | FBI Multicast - some encryption |
| 171.2 | M | | DOE? NEST? downtown (analog voice, also P25?) |
| 171.4375 | R | n 653 | Federal Interoperability Houston Patch (FBI Ch. L2) - tested but not used for interop |
| 171.6125 | M | n 167 | FBI Multicast - some encryption |
| 171.6875 | M | n 167 | FBI Multicast - some encryption |
| 172.2125 | R | n 167 | FBI Multicast - some encryption |
| 172.2875 | M | n 167 | FBI Multicast - units working at Final Four venues |
| 460.225 | M | 123.0 | Houston Police Ch. A8/B8 Car-to-Car (setting up helicopter video downlink to GRB) |
| 460.35 | R | 123.0 | Houston Police Ch. A7/B7 Special Operations (downtown) |
| 460.375 | M | 123.0 | Houston Police Ch. B2 Tactical 1 (30-Y-xx units downtown, 79-Y-02 downtown, Reliant Park command post) |
| 460.525 | R | 123.0 | Houston Police Ch. B3 Tactical (patched with 170.725, Reliant Park command post) |
| 460.575 | R | 127.3 | Houston Fire/EMS Ch. A5 Tactical (GRB command post, Reliant Park command post) |
| 461.0375 | M | d 205 | NCAA Final Four Dribble |
| 461.0625 | M | d 223 | NCAA Final Four Dribble |
| 461.1375 | M | d 152 | CSC Event Security (Discovery Green) |
| 464.325 | M | d 732 | stage setup, production (Discovery Green) |
| 464.4875 | M | d 413 | vendor (Discovery Green) |
| 464.6 | M | d 072 | ? (4/4/2011) |