| Ch # | Service | Talkgroup Usage | Alias
|
| 1 | Law | Law Announcement Group | LY All Law
|
| 2 | Law | Lyon County Law 1 | LY Law 1
|
| 3 | Law | Lyon County Law 2 | LY Law 2
|
| 4 | Law | Lyon County Law Encrypted 1 | LY Law E1
|
| 5 | Law | Lyon County Sheriff (C/C) Admin | LYS
|
| 6 | Law | Marshall Police Department | MPD
|
| 7 | Law | Minneota Police Department | OPD
|
| 8 | Law | Balaton Police Department | BAPD
|
| 9 | Law | Tracy Police Department | TPD
|
| 10 | Law | Cottonwood City | COPD
|
| 11 | Law | Russell City Admin | RPD
|
| 12 | Public Works | Highway Announcement Group | LY ALL Hwy
|
| 13 | Public Works | Lyon County Highway Ops 1 | LY Hwy 1
|
| 14 | Public Works | Marshall Public Works | MPW
|
| 15 | Public Works | Marshall Public Works Ops 1 | MPWO 1
|
| 16 | Fire | Lyon Co Fire Announce Group | LY All Fire
|
| 17 | Fire | Balaton Fire | BFD
|
| 18 | Fire | Cottonwood Fire | CFD
|
| 19 | Fire | Garvin Fire | GFD
|
| 20 | Fire | Ghent Fire | GHFD
|
| 21 | Fire | Lynd Fire | LYFD
|
| 22 | Fire | Marshall Fire | MAFD
|
| 23 | Fire | Minneota Fire | MOFD
|
| 24 | Fire | Russell Fire | RFD
|
| 25 | Fire | Taunton Fire | TAFD
|
| 26 | Fire | Tracy Fire | TRFD
|
| 27 | EMS | Lyon Co Ambulance Announcement Group | LY ALL AMB
|
| 28 | EMS | Marshall/Minneota (NORTH) Amb | MMAM
|
| 29 | EMS | Tracy Ambulance | TRAM
|
| 30 | EMS | Cottonwood Ambulance | COAM
|
| 31 | EMS | Balaton Ambulance | BAM
|
| 32 | EMS | Countywide First Responders | CTFR
|
| 33 | Law | Lyon County Emergency Mgmt | LYEM
|
| 34 | Interop | Lyon Co Tac Announcement Group | LY ALL TAC
|
| 35 | Interop | Lyon Co Tac 1 | LY TAC1
|
| 36 | Interop | Lyon Co Tac 2 | LY TAC2
|
| 37 | Interop | Lyon Co Tac 3 | LY TAC3
|
| 38 | Interop | Lyon Co Tac 4 | LY TAC4
|
| 39 | N/A | Lyon Roaming | LYRM
|
