| 5-H Ranch Inc | Motorola | Type II | Marion | Grant | 2013-04-23 |
| A-Beep Chicago-area LTR | LTR | Standard | Chicago | Multi-County [7] | 2022-10-01 |
| Abengoa Bioenergy | DMR | Motorola Capacity Plus Single Site (TRBO) | Mount Vernon | Posey | 2012-12-03 |
| ADM Milling Company | DMR | Motorola Capacity Plus Single Site (TRBO) | Beech Grove | Marion | 2022-09-30 |
| Advance Auto Distribution Center | DMR | Motorola Capacity Plus Single Site (TRBO) | Remington | Jasper | 2023-09-05 |
| AES Petersburg Generating Station | LTR | Standard | Petersburg | Pike | 2013-04-23 |
| Alcoa Warrick Operations | LTR | Standard | Yankeetown | Warrick | 2017-12-27 |
| Alcoa Warrick Operations | NXDN | NEXEDGE 9600 | Yankeetown | Warrick | 2022-10-23 |
| Allen County P25 | Project 25 | Phase I | Fort Wayne | Allen | 2023-05-05 |
| Amcor Pet Packaging | DMR | Motorola Capacity Plus Single Site (TRBO) | Franklin | Johnson | 2023-05-10 |
| American Electric Power (AEP) P25 | Project 25 | Phase II | Various | Multi-County [262] | 2024-04-16 |
| Anderson Government Services | LTR | MultiNet | Anderson | Madison | 2013-12-16 |
| Arconic | DMR | Motorola Capacity Plus Single Site (TRBO) | Lafayette | Tippecanoe | 2024-02-08 |
| Avon Community School Corporation | DMR | Motorola Capacity Plus Multi Site (TRBO) | Avon | Hendricks | 2024-04-17 |
| B and L Communications | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2018-07-18 |
| Ball State University | DMR | Motorola Capacity Plus Single Site (TRBO) | Muncie | Delaware | 2022-12-30 |
| Baltus Electronics | LTR | Standard | Milford | Decatur | 2021-05-31 |
| Bemis Company | LTR | Standard | Terre Haute | Vigo | 2013-04-23 |
| Blackford County Government (IN) | DMR | Conventional Networked | Various | Blackford | 2024-01-26 |
| Blackford County Schools | DMR | Conventional Networked | Hartford City | Blackford | 2020-09-05 |
| Bloomington Public Transit (IN) | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2023-11-08 |
| Blue Buffalo Co LTD | DMR | Motorola Capacity Plus Single Site (TRBO) | Richmond | Wayne | 2022-11-29 |
| Blue Chip Casino | LTR | Standard | Michigan City | La Porte | 2013-04-23 |
| Blue Sky Casino | DMR | Motorola Capacity Plus Multi Site (TRBO) | French Lick | Orange | 2023-06-05 |
| Blue Sky Casino | LTR | Standard | French Lick | Orange | 2022-12-03 |
| Bluffton Public Works | EDACS | Standard | Bluffton | Wells | 2021-03-14 |
| Boars Head Provisions Company | NXDN | Icom IDAS Type D | New Castle | Henry | 2020-01-10 |
| Boone REMC | DMR | Motorola Capacity Plus Single Site (TRBO) | Lebanon | Boone | 2023-09-05 |
| BP Products North America | Project 25 | Phase II | Various | Multi-County [2] | 2024-01-13 |
| Bultus Electronics | LTR | Standard | Scottsburg | Scott | 2013-04-23 |
| Bunge North American | NXDN | NEXEDGE 4800 | Morristown | Shelby | 2024-02-02 |
| Business Radio | LTR | Standard | New Albany | Clark | 2013-04-23 |
| Camp Atterbury Joint Maneuver Training Center (CAJMTC) P25 | Project 25 | Phase I | Edinburgh | Multi-County [3] | 2022-02-22 |
| Cardinal Wireless LTR | LTR | Standard | Multiple | Multi-County [2] | 2020-03-06 |
| Cardinal Wireless NEXEDGE | NXDN | NEXEDGE 9600 | Indianapolis | Multi-County [2] | 2018-04-26 |
| Cargill - Indianapolis (IN) | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-10-21 |
| Catalent Bloomington | DMR | Motorola Capacity Plus Multi Site (TRBO) | Bloomington | Monroe | 2024-03-23 |
| Caterpillar Lafayette | DMR | Motorola Capacity Plus Single Site (TRBO) | Lafayette | Tippecanoe | 2024-02-08 |
| Center Grove Community School Corporation | DMR | Motorola Capacity Plus Multi Site (TRBO) | Greenfield/Greenwood | Johnson | 2024-02-17 |
| Clark-Pleasant Community School Corporation | DMR | Motorola Capacity Plus Multi Site (TRBO) | Greenwood, New Whiteland, | Johnson | 2023-03-03 |
| Clif Bar | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-01-10 |
| Columbus City Services | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2020-08-10 |
| Columbus Public Safety (P25) | Project 25 | Phase I | Columbus | Bartholomew | 2022-12-22 |
| Communications Radio Repeater Service | LTR | Standard | Multiple | Multi-County [2] | 2015-04-20 |
| Conagra | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-06-08 |
| Concept Communications | LTR | Standard | Elizabeth | Harrison | 2013-04-23 |
| Cook Medical | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2023-07-07 |
| Corteva Agriscience | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-06-08 |
| CSI Systems | LTR | Standard | Multiple | Multi-County [2] | 2013-04-23 |
| Cummins Engine | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2023-06-23 |
| Cummins Engine Company | DMR | Motorola Capacity Plus Single Site (TRBO) | Seymour | Jackson | 2021-09-12 |
| CVS Distribution Center Indianapolis | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2024-04-14 |
| Davis Electronics (Louisville Metro Area LTR) | LTR | Standard | Louisville Metro Area | Multi-County [9] | 2019-12-16 |
| Davis Electronics (New Albany) | LTR | Standard | New Albany | Floyd | 2020-12-06 |
| Delco Electronics | Motorola | Type II | Kokomo | Howard | 2013-04-23 |
| Diga-Talk | NXDN | NEXEDGE 4800 | Various | Multi-County [88] | 2024-03-15 |
| Duke Energy Generating Stations Indiana | LTR | Standard | Multiple | Multi-County [4] | 2014-03-09 |
| Duke Energy Indiana - MOTOTRBO | DMR | Motorola Capacity Plus Single Site (TRBO) | Terre Haute | Vigo | 2013-04-23 |
| Duke Energy P25 | Project 25 | Phase II | Various | Multi-County [116] | 2024-03-03 |
| Electronic Communications Systems | LTR | Standard | Multiple | Multi-County [5] | 2020-11-02 |
| Electronic Communications Systems (Martinsville) | LTR | Standard | Martinsville | Morgan | 2020-05-30 |
| Eli Lilly | LTR | Standard | Clinton | Vermillion | 2020-07-09 |
| Eli Lilly (IN) | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [2] | 2024-04-24 |
| Elkhart County Corrections | DMR | Motorola Capacity Plus Single Site (TRBO) | Elkhart | Elkhart | 2017-12-06 |
| Elkhart General Hospital | DMR | Motorola Capacity Plus Single Site (TRBO) | Elkhart | Elkhart | 2019-07-16 |
| Emergency Radio Service | NXDN | NEXEDGE 9600 | Elizabeth | Harrison | 2023-07-02 |
| Emergency Radio Service 800 Mhz | Motorola | Type IIi Hybrid | Multiple | Multi-County [7] | 2019-07-24 |
| ERS Wireless Indiana | DMR | Tier 3 Capacity Max | Various | Multi-County [25] | 2024-04-21 |
| ERS Wireless TRBOConnect - Kentucky Areawide System | DMR | Motorola Capacity Plus Multi Site (TRBO) | Lexington | Multi-County [8] | 2023-11-30 |
| ERS-OCI Wireless TRBOconnect (Indianapolis Cap+) | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-12-11 |
| ERS-OCI Wireless TRBOconnect Con+ | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [39] | 2024-04-21 |
| Evansville Water Department | NXDN | Icom IDAS Type D | Evansville | Vanderburgh | 2018-06-13 |
| Evonik Corp | DMR | Motorola Capacity Plus Single Site (TRBO) | Lafayette | Tippecanoe | 2024-02-08 |
| Evonik Industries | DMR | Motorola Capacity Plus Single Site (TRBO) | Shadeland | Tippecanoe | 2017-11-23 |
| FCA US: Kokomo Transmission Division | DMR | Motorola Capacity Plus Single Site (TRBO) | Kokomo | Howard | 2019-05-28 |
| Federal Correctional Complex Terre Haute | Motorola | Type II | Terre Haute | Vigo | 2022-03-26 |
| FedEx Express Indianapolis Hub | DMR | Motorola Connect Plus (TRBO) | Indianapolis | Marion | 2024-04-05 |
| FleetTalk (Midwest) | NXDN | NEXEDGE 4800 | Various | Multi-County [21] | 2023-09-22 |
| Fort Wayne Community Schools | NXDN | NEXEDGE 4800 | Fort Wayne | Allen | 2023-05-10 |
| Franciscan Health Systems Michigan City | DMR | Motorola Capacity Plus Multi Site (TRBO) | | Multi-County [2] | 2018-07-30 |
| Franklin Government Services | LTR | Standard | Franklin | Johnson | 2020-09-03 |
| Franklin Government Services | DMR | Motorola Capacity Plus Single Site (TRBO) | Franklin | Johnson | 2023-07-25 |
| Franklin Township Community School Corporation | DMR | Motorola Capacity Plus Multi Site (TRBO) | Various | Marion | 2023-05-19 |
| Gary Housing Authority | LTR | Standard | Gary | Lake | 2013-04-23 |
| General Motors (USA) | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [13] | 2024-04-22 |
| General Motors Corporation - Bedford | DMR | Motorola Capacity Plus Single Site (TRBO) | Bedford | Lawrence | 2017-12-27 |
| General Motors Fort Wayne Assembly | DMR | Tier 3 Capacity Max | Roanoke | Allen | 2023-12-22 |
| Grain Processing Corporation | LTR | Standard | Washington | Daviess | 2012-12-03 |
| Grant County Government | Project 25 | Phase II | Marion | Grant | 2023-05-31 |
| Hamilton Southeastern School District | DMR | Motorola Capacity Plus Single Site (TRBO) | Fishers | Hamilton | 2024-03-17 |
| Hard Rock Casino Northern Indiana | NXDN | NEXEDGE 4800 | Gary | Lake | 2021-10-17 |
| Harlan Bakeries | DMR | Motorola Capacity Plus Single Site (TRBO) | Avon | Hendricks | 2024-04-14 |
| Harmonic Electronics | LTR | Standard | Jasper | Dubois | 2013-04-06 |
| Harrahs Hoosier Park Racing and Casino | DMR | Motorola Capacity Plus Single Site (TRBO) | Anderson | Madison | 2023-12-31 |
| Hayes Limmerz | LTR | Standard | Bristol | Elkhart | 2013-04-23 |
| Hendricks County Power Cooperative | NXDN | NEXEDGE 4800 | Multiple | Multi-County [2] | 2021-07-09 |
| Henry County REMC | DMR | Conventional Networked | New Castle | Henry | 2020-12-03 |
| Heritage-Crystal Clean | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2022-12-03 |
| Holiday World and Splashing Safari | DMR | Motorola Capacity Plus Multi Site (TRBO) | Santa Claus | Spencer | 2023-06-08 |
| Hollywood Casino (Lawrenceburg, IN) | DMR | Motorola Connect Plus (TRBO) | Lawrenceburg | Dearborn | 2014-11-01 |
| Honda Manufacturing of Indiana | DMR | Motorola Connect Plus (TRBO) | Greensburg | Decatur | 2023-11-14 |
| Horseshoe Casino Hammond | DMR | Motorola Capacity Plus Single Site (TRBO) | Hammond | Lake | 2019-01-23 |
| Howard County, IN | Project 25 | Phase II | Kokomo | Howard | 2022-07-12 |
| Indiana Air National Guard | Project 25 | Phase I | Fort Wayne | Allen | 2021-09-12 |
| Indiana Auto Fasteners | DMR | Motorola Capacity Plus Single Site (TRBO) | Greenfield | Hancock | 2023-06-23 |
| Indiana BrandMeister DMR Network | DMR | Conventional Networked | Indianapolis | Multi-County [4] | 2021-10-25 |
| Indiana Convention Center and Lucas Oil Stadium (ICCLOS) | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-12-06 |
| Indiana Department of Corrections | Motorola | Type II | Multiple | Multi-County [2] | 2018-11-07 |
| Indiana Department of Health - Evansville State Hospital | DMR | Motorola Capacity Plus Single Site (TRBO) | Evansville | Vanderburgh | 2020-01-15 |
| Indiana Project Hoosier SAFE-T | Project 25 | Phase I | Statewide | Multi-County [2] | 2024-04-25 |
| Indiana University (DMR) | DMR | Motorola Capacity Plus Multi Site (TRBO) | Bloomington | Monroe | 2023-11-12 |
| Indiana University Athletics | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2023-09-18 |
| Indiana University East | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Wayne | 2024-02-28 |
| Indiana University Health - IU North | DMR | Motorola Capacity Plus Single Site (TRBO) | Carmel | Hamilton | 2023-11-20 |
| Indiana University Health - LTR | LTR | Standard | Multiple | Multi-County [2] | 2023-10-31 |
| Indiana University Regional Academic Health Center | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2023-07-07 |
| Indiana University School of Business | DMR | Motorola Capacity Plus Single Site (TRBO) | Bloomington | Monroe | 2023-11-11 |
| Indiana University-IUPUI Campus | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2024-03-06 |
| Indiana University—Purdue University Columbus (IUPUC) | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2023-06-23 |
| Indianapolis Airport Authority (DMR) | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2024-04-07 |
| Indianapolis Airport Authority (SMR) | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2017-07-15 |
| Indianapolis Colts | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-12-31 |
| Indianapolis Motor Speedway | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2024-04-11 |
| Ingredion | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2022-10-21 |
| IOM Health Systems | NXDN | NEXEDGE 4800 | Various | Multi-County [7] | 2021-01-11 |
| Ivy Tech Community College (IN) | DMR | Motorola Capacity Plus Multi Site (TRBO) | Muncie | Multi-County [2] | 2021-01-31 |
| J and K Communications | LTR | Standard | Multiple | Multi-County [4] | 2019-08-05 |
| J and K Communications (Diga Talk Indianapolis) | NXDN | NEXEDGE 4800 | Indianapolis | Marion | 2023-08-24 |
| J and K Communications Diga Talk | NXDN | NEXEDGE 9600 | Various | Multi-County [5] | 2022-07-16 |
| J E S and Sons | LTR | Standard | Indianapolis | Multi-County [6] | 2020-05-28 |
| Kens Foods | DMR | Motorola Capacity Plus Single Site (TRBO) | Lebanon | Boone | 2024-01-07 |
| Knauf Fiberglass | DMR | Motorola Capacity Plus Single Site (TRBO) | Shelbyville | Shelby | 2022-12-11 |
| Kohl's E-Commerce Fulfillment Center (EFC-5) | DMR | Motorola Capacity Plus Single Site (TRBO) | Plainfield | Hendricks | 2024-04-17 |
| Kosciusko County Government | Project 25 | Phase II | Warsaw | Kosciusko | 2023-06-16 |
| Kremers Urban Pharmaceuticals | DMR | Motorola Capacity Plus Single Site (TRBO) | Seymour | Jackson | 2023-05-01 |
| Lake Central School Corporation | DMR | Motorola Capacity Plus Single Site (TRBO) | St John | Lake | 2024-01-01 |
| Lake County Public Safety (IN) | Project 25 | Phase II | Countywide | Lake | 2024-03-15 |
| Lawrence County Public Safety | NXDN | Icom IDAS Type D | Bedford | Lawrence | 2024-03-15 |
| Lebanon Community School District | DMR | Motorola Capacity Plus Single Site (TRBO) | Lebanon | Boone | 2016-03-27 |
| Lectro Communications 800 Mhz | LTR | Standard | Multiple | Multi-County [2] | 2012-11-30 |
| Logansport Municipal Utilities | LTR | Standard | Logansport | Cass | 2011-09-06 |
| Louisville 2-Way (Indiana) | Motorola | Type IIi Hybrid | New Albany | Floyd | 2013-04-23 |
| Meade Johnson | LTR | Standard | Multiple | Multi-County [2] | 2013-01-19 |
| Meadow Lake Wind Farm LLC | DMR | Motorola Connect Plus (TRBO) | Chalmers | White | 2012-11-30 |
| Metropolitan Emergency Services Agency (MESA) (Formerly IDPS) | Project 25 | Phase I | Indianapolis | Multi-County [3] | 2024-04-10 |
| Metropolitan School District of Lawrence Township | DMR | Motorola Capacity Plus Multi Site (TRBO) | Lawrence | Marion | 2023-10-19 |
| Metropolitan School District of Martinsville | DMR | Motorola Capacity Plus Multi Site (TRBO) | Martinsville | Morgan | 2024-03-23 |
| Metropolitan School District of Warren Township | DMR | Motorola Connect Plus (TRBO) | Indianapolis | Marion | 2024-01-28 |
| Metropolitan School District of Washington Township | DMR | Motorola Capacity Plus Multi Site (TRBO) | Indianapolis | Marion | 2024-04-23 |
| Mishawaka Public Safety | Project 25 | Phase I | Mishawaka | St. Joseph | 2018-01-10 |
| Mitsubishi Heavy Industries Climate Control | DMR | Motorola Capacity Plus Single Site (TRBO) | Franklin, Indiana | Johnson | 2021-05-17 |
| Mobilcomm (TRBO) | DMR | Motorola Connect Plus (TRBO) | Cincinnati | Multi-County [8] | 2022-11-12 |
| Mobile Radio Cooperative | DMR | Motorola Capacity Plus Single Site (TRBO) | Auburn | DeKalb | 2016-05-26 |
| Mobile Radio of Kokomo | LTR | Standard | Kokomo | Howard | 2013-04-23 |
| Mooresville Consolidated School Corporation | DMR | Motorola Capacity Plus Multi Site (TRBO) | Mooresville | Morgan | 2023-09-18 |
| Nanshan America AAT | DMR | Motorola Capacity Plus Single Site (TRBO) | Lafayette | Tippecanoe | 2024-02-08 |
| Nestle Anderson Plant | DMR | Motorola Capacity Plus Single Site (TRBO) | Anderson | Madison | 2023-06-23 |
| New Albany - Floyd County Consolidated Schools | DMR | Motorola Capacity Plus Multi Site (TRBO) | New Albany | Floyd | 2018-03-24 |
| Newburgh Government Services | LTR | Standard | Newburgh | Warrick | 2012-12-03 |
| Northern Indiana Public Service Company (NIPSCO 900MHz) | DMR | Tier 3 Standard | Multiple | Multi-County [26] | 2024-04-13 |
| Northern Indiana Public Service Company 800Mhz | Motorola | Type II Smartnet | Multiple | Multi-County [4] | 2013-07-01 |
| Northern Kentucky Regional Communications System (NKYRCS) | Project 25 | Phase II | Various | Multi-County [7] | 2024-03-06 |
| Northern Wells Community Schools | NXDN | NEXEDGE 4800 | | Wells | 2024-01-26 |
| Northwestern School Corporation | DMR | Conventional Networked | Kokomo | Howard | 2020-10-16 |
| NTN Driveshaft | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2024-01-08 |
| Nucor Steel | LTR | Standard | Crawfordsville | Montgomery | 2013-04-23 |
| Owens Communications | LTR | Standard | Multiple | Multi-County [2] | 2019-08-26 |
| P and R Communications CapMax | DMR | Tier 3 Capacity Max | Dayton | Multi-County [21] | 2024-02-08 |
| Parke County REMC | DMR | Motorola Capacity Plus Multi Site (TRBO) | Crawfordsville | Montgomery | 2024-02-08 |
| Parkview Health | NXDN | NEXEDGE 4800 | Various | Multi-County [8] | 2022-07-01 |
| Pepsi Cola Bottling and Distribution - Austin | NXDN | NEXEDGE 9600 | Austin | Scott | 2018-07-20 |
| Perry Township Metropolitan School District (DMR) | DMR | Motorola Capacity Plus Multi Site (TRBO) | Indianapolis | Marion | 2024-02-14 |
| Posey County | NXDN | NEXEDGE 4800 | Various | Posey | 2020-05-18 |
| Purdue University Athletics | DMR | Motorola Capacity Plus Single Site (TRBO) | West Lafayette | Tippecanoe | 2023-09-05 |
| RA-COMM Lafayette | Motorola | Type IIi Hybrid | West Lafayette | Tippecanoe | 2017-11-23 |
| Radial Fulfillment Center | DMR | Motorola Capacity Plus Single Site (TRBO) | Brownburg | Hendricks | 2024-04-14 |
| Randolph County Government | Project 25 | Phase II | Winchester | Randolph | 2023-11-22 |
| RCS CPNTrac | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [6] | 2024-02-21 |
| Reid Hospital | DMR | Motorola Capacity Plus Single Site (TRBO) | Richmond | Wayne | 2020-08-10 |
| Richmond Power and Light | DMR | Motorola Capacity Plus Multi Site (TRBO) | Richmond | Wayne | 2023-05-25 |
| Ryobi Die Casting | DMR | Motorola Capacity Plus Single Site (TRBO) | Shelbyville, IN | Shelby | 2023-07-02 |
| SABIC Innovative Plastics | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2023-06-23 |
| Saint Marys College | DMR | Motorola Capacity Plus Single Site (TRBO) | South Bend | St. Joseph | 2016-05-26 |
| Seymour Community Schools | DMR | Motorola Capacity Plus Single Site (TRBO) | Seymour | Jackson | 2023-06-16 |
| Seymour Community Schools | DMR | Motorola Capacity Plus Single Site (TRBO) | Seymour | Jackson | 2023-05-01 |
| Shearer Properties | Motorola | Type II | Mishawaka | St. Joseph | 2013-04-23 |
| Smart-Link Systems | LTR | Standard | Fowler | Benton | 2011-08-08 |
| SMR Communications (Berrien) | LTR | Standard | Niles | Multi-County [3] | 2012-07-05 |
| Sony DADC | LTR | Standard | Terre Haute | Vigo | 2014-01-24 |
| South Bend Public Works | DMR | Motorola Capacity Plus Single Site (TRBO) | South Bend | St. Joseph | 2019-04-04 |
| South Bend Regional Airport | LTR | Standard | South Bend | St. Joseph | 2013-04-23 |
| South Central Indiana REMC | NXDN | NEXEDGE 4800 | Multiple | Multi-County [4] | 2024-04-12 |
| Southwest Allen County Schools | NXDN | NEXEDGE 4800 | Fort Wayne | Allen | 2020-02-07 |
| Southwest Youth Village | NXDN | NEXEDGE 9600 | Vincennes | Knox | 2010-11-30 |
| St Joseph Regional Medical Center | DMR | Motorola Capacity Plus Single Site (TRBO) | South Bend | St. Joseph | 2014-01-07 |
| Subaru Indiana America | NXDN | NEXEDGE 4800 | Lafayette | Tippecanoe | 2024-02-08 |
| Sunright USA | DMR | Motorola Capacity Plus Single Site (TRBO) | Columbus | Bartholomew | 2023-06-23 |
| Target Distribution Centers | NXDN | NEXEDGE 4800 | Multiple | Multi-County [14] | 2024-03-05 |
| TeamConnect | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [15] | 2024-02-08 |
| Terre Haute Casino Resort | DMR | Motorola Capacity Plus Single Site (TRBO) | Terre Haute | Vigo | 2024-04-11 |
| Terre Haute Government Services | EDACS | Standard | Terre Haute | Vigo | 2021-10-26 |
| Tipmont REMC | NXDN | NEXEDGE 9600 | Multiple | Multi-County [3] | 2024-04-14 |
| Tippecanoe County (P25) | Project 25 | Phase I | Lafayette | Multi-County [2] | 2023-09-24 |
| TOA (USA) | DMR | Motorola Capacity Plus Single Site (TRBO) | Mooresville | Morgan | 2021-07-25 |
| Toyota Motor Manufacturing Indiana (DMR) | DMR | Tier 3 Capacity Max | Princeton | Gibson | 2022-10-19 |
| Trunking Investments Incorporated | LTR | Standard | North Judson | Starke | 2013-04-23 |
| Union Hospital | NXDN | NEXEDGE 9600 | Terre Haute | Vigo | 2022-10-16 |
| United States Air Force (3D6) | Project 25 | Phase I | Various | Multi-County [24] | 2024-03-14 |
| United States Department of Defense (14C) | Project 25 | Phase I | Nationwide | Multi-County [62] | 2024-04-19 |
| United States Steel Corporation (Tier 3) | DMR | Tier 3 Non-Standard | Various | Multi-County [3] | 2024-03-17 |
| USPS Indianapolis Processing and Distribution Center | DMR | Motorola Capacity Plus Single Site (TRBO) | Indianapolis | Marion | 2023-06-29 |
| Utilities District of Western Indiana REMC | NXDN | NEXEDGE 9600 | Multiple | Multi-County [3] | 2019-06-24 |
| Vanderburgh County (P25) | Project 25 | Phase I | Evansville | Vanderburgh | 2024-03-08 |
| Vanderburgh County Detention Center | LTR | Standard | Evansville | Vanderburgh | 2024-03-08 |
| VEI Communications LTR | LTR | Standard | Multiple | Multi-County [3] | 2015-06-08 |
| Walmart Fulfillment Center - IND2 | DMR | Motorola Capacity Plus Single Site (TRBO) | Plainfield | Hendricks | 2024-04-17 |
| Warrick County Government | DMR | Motorola Capacity Plus Single Site (TRBO) | Boonville | Warrick | 2020-08-11 |
| Warsaw Community Schools | NXDN | NEXEDGE 4800 | Warsaw | Kosciusko | 2021-01-26 |
| Whitley County Consolidated Schools | NXDN | NEXEDGE 4800 | Columbia City | Whitley | 2020-09-05 |
