These are all the TALKGROUPS for Minneapolis PD & FD they are listed at this link
Allied Radio Matrix for Emergency Response (ARMER) Trunking System, Various, Minnesota - Scanner Frequencies --- just scroll down to the ones you want.
The fire department dispatch only has one main dispatch for the whole city as listed.
I hope this is what you are looking for.
Minneapolis - Police Talkgroups
DEC HEX Mode Alpha Tag Description Tag
2954 b8a D MPLS PD 1 DI Minneapolis Police 1 - Precinct 3 Law Dispatch
2956 b8c D MPLS PD 2 DI Minneapolis Police 2 - Precinct 1 - 4 Law Dispatch
2958 b8e D MPLS PD 3 DI Minneapolis Police 3 - Precinct 2 - 5 Law Dispatch
2960 b90 D MPLS PD 4 DI Minneapolis Police 4 - Overflow dispatch/ events Law Dispatch
2962 b92 D MPLS PD 5 Minneapolis Police 5 - Car-to-Car Law Tac
2964 b94 D MPLS PD 6 TR Minneapolis Police 6 - Traffic Control/Parking Law Tac
2966 b96 D MPLS PD 7 RC Minneapolis Police 7 - Records / Warrents Law Tac
2968 b98 D MPLS PD 8 Minneapolis Police 8 Law Tac
2970 b9a D MPLS PD 9 EV Minneapolis Police 9 - Events Law Tac
2972 b9c D MPLS PD 10 Minneapolis Police 10 - Car-to-Car Law Tac
2974 b9e D MPLS PD 11 Minneapolis Police 11 Law Tac
2984 ba8 D MPLS PD PARK Minneapolis Park Police Law Dispatch
3044 be4 D MPLS PD ALL Minneapolis Police All Call Law Tac
3060 bf4 D MPLS PD SFZN Minneapolis Police Downtown Safezone Security Law Tac
Minneapolis - Fire Talkgroups
DEC HEX Mode Alpha Tag Description Tag
3016 bc8 D MPLS FD 1 Fire Dispatch Fire Dispatch
3018 bca D MPLS FD 2 Tac 2 Mobiles Only Fire-Tac
3020 bcc D MPLS FD 3 Tac 3 Fire-Tac
3022 bce D MPLS FD 4 Tac 4 Fire-Tac
3024 bd0 D MPLS FD 5 Tac 5 Fire-Tac
3026 bd2 D MPLS FD 6 Tac 6 Fire-Tac
3028 bd4 D MPLS FD 7 Tac 7 Fire-Tac
3030 bd6 D MPLS FD 8 Tac 8 Fire Prevention Fire-Tac
3032 bd8 D MPLS FD 9 Tac 9 Training Fire-Tac
3034 bda D MPLS FD 10 Truck to Truck Fire-Tac
3036 bdc D MPLS FD 11 Truck to Truck Fire-Tac
3042 be2 D MPLS FD ALL Fire All Call Fire-Tac
3046 be6 D MPLS FD ADM Fire Admin Fire-Tac