See the WIKI for new/old/unconfirmed frequencies/licenses and other info (unit designators, Fire Tone-Outs)

All DNR districts are now using the SAFE-T system as primary communications. Former analog frequencies are listred in the WIKI. 

Frequencies

Department of Natural Resources (DNR)

DNR
Indiana Project Hoosier SAFE-T
Project 25 Phase I
Primary communications
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
159.240KYG506 BM DNR 1 DNR Primary Statewide [Expired 4/23] FMN Deprecated
159.435KA5295 BM DNR 2 DNR Secondary Statewide FMN Deprecated
159.465KYG506 BM DNR Enfrcmnt DNR Enforcement [Expired 4/23] FMN Deprecated
159.345KYG506 M DNR C2C DNR Car-to-Car [Expired 4/23] FMN Deprecated
159.405KA5295 M DNR C2C Talk DNR Talk / Car-to-Car FMN Deprecated
159.225KA5295 M DNR Fire C2C DNR Fire 4 / Car-to-Car FMN Deprecated
159.240KYG506 M DNR C2C A DNR Car-to-Car FMN Deprecated
159.330KA5295 M DNR C2C B DNR Car-to-Car FMN Deprecated