| 52000Online | cb20 | D | 52 POINT+ | Point to Point Patch - 155.370 | Interop |
| 52001Online | cb21 | D | 52 V-LAW 31+ | V-Law 31 Patch - 155.475 | Interop |
| 52009 | cb29 | D | 52 8TAC91+ | 8TAC91 Patch - 851.5125 | Interop |
| 52011 | cb2b | D Enc | 52 LAW 1 | Law 1 | Law Dispatch |
| 52012Online | cb2c | D Enc | 52 LAW 2 | Law 2 | Law Talk |
| 52013 | cb2d | D Enc | 52 LAW 3 | Law 3 | Law Dispatch |
| 52014 | cb2e | D Enc | 52 LAW 4 | Law 4 | Law Talk |
| 52015 | cb2f | D Enc | 52 LAW 5 | Law 5 | Law Talk |
| 52021 | cb35 | D Enc | 52 SHERIFF 52021 | Sheriff 52021 | Law Talk |
| 52022 | cb36 | D Enc | 52 SHERIFF 52022 | Sheriff 52022 | Law Talk |
| 52030 | cb3e | D | 52 VFIRE21+ | V-Fire 21 Patch - 154.280 | Interop |
| 52031 | cb3f | D | 52 FIRE MUT AID+ | County Fire Mutual Aid Patch - 154.340 | Interop |
| 52034Online | cb42 | D | 52 V-MED 28+ | V-MED 28 Patch - 155.340 | Interop |
| 52041 | cb49 | T | IC WEST HIGH | IC West High School | Schools |
| 52043 | cb4b | T | SOLON SCHOOL | Solon School District | Schools |
| 52044 | cb4c | T | REGINA ELEMENTAR | Regina Elementary School | Schools |
| 52045 | cb4d | T | CCA SCHOOL | CCA School District | Schools |
| 52046 | cb4e | T | IC FAITH ACAD | IC Faith Academy | Schools |
| 52048 | cb50 | T | IC REGINA HIGH | IC Regina High School | Schools |
| 52049 | cb51 | T | ALEXANDER ELEM | Alexander Elementary | Schools |
| 52053 | cb55 | T | IOWA CITY SCHOOL | Iowa City School Base | Schools |
| 52054 | cb56 | T | BORLAUG ELEMENTA | Borlaug Elementary School | Schools |
| 52055 | cb57 | T | GRANT ELEMENTARY | Grant Elementary School | Schools |
| 52056 | cb58 | T | IC HIGH SCHOOL | Iowa City High School | Schools |
| 52057 | cb59 | T | CRLVL CEN MIDDLE | Coralville Central Middle School | Schools |
| 52058 | cb5a | T | HORN ELEMENTARY | Horn Elementary School | Schools |
| 52059 | cb5b | T | GARNER ELEMTARY | Garner Elementary School | Schools |
| 52060 | cb5c | D | 52 ROAM 1+ | Roam 1 Patch - RACOM | Interop |
| 52061 | cb5d | T | LONGFELLOW ELEME | Longfellow Elementary School | Schools |
| 52062 | cb5e | D | 52 EMA OPS | Emergency Management Operations | Emergency Ops |
| 52065 | cb61 | T | CENTER INNOVATIO | Center for Innovation | Schools |
| 52066 | cb62 | T | HOOVER ELEMENTAR | Hoover Elementary School | Schools |
| 52067 | cb63 | T | MAIN ELEMENTARY | Main Elementary School | Schools |
| 52068 | cb64 | T | WEBER ELEMENTARY | Weber Elementary School | Schools |
| 52069 | cb65 | T | VAN ALLEN ELEM | Van Allen Elementary School | Schools |
| 52070 | cb66 | T | KIRKWOOD ELEMENT | Kirkwood Elementary School | Schools |
| 52071 | cb67 | T | KIRKWOOD COMM CO | Kirkwood Comm College IC | Schools |
| 52072 | cb68 | T | LIBERTY HIGH | Liberty High School | Schools |
| 52073 | cb69 | D | 52 7TAC73+ | 7TAC73 Patch - used by JECC to Highway Helper | Interop |
| 52075 | cb6b | T | LINCOLN ELEMENTA | Lincoln Elementary School | Schools |
| 52076 | cb6c | T | LONGFELLOW ELEME | Longfellow Elementary School | Schools |
| 52077 | cb6d | T | TWAIN ELEMENTARY | Twain Elementary School | Schools |
| 52078 | cb6e | T | NORTH CENT MIDDL | North Cent Middle School | Schools |
| 52079 | cb6f | T | NORTHWEST MIDDL | Coralville Northwest Middle School | Schools |
| 52080 | cb70 | T | LUCAS ELEMENTARY | Lucas Elementary School | Schools |
| 52081 | cb71 | T | SOUTH EAST MIDDL | South East Middle School | Schools |
| 52082 | cb72 | T | IC TATE HIGH | IC Tate High School | Schools |
| 52083 | cb73 | T | IC WEST HIGH | IC West High Scool | Schools |
| 52084 | cb74 | T | PENN ELEMENTARY | NL Penn Elementary School | Schools |
| 52091 | cb7b | T | CLIPPER SCHOOL | Tiffin Clipper Early Childhood Academy | Schools |
| 52100 | cb84 | D | 52 EVENT 5 | Event 5 | Multi-Tac |
| 52101Online | cb85 | D | 52 EVENT 6 | Event 6 | Multi-Tac |
| 52102Online | cb86 | D | 52 EVENT 7 | Event 7 | Multi-Tac |
| 52103Online | cb87 | D | 52 EVENT 8 | Event 8 | Multi-Tac |
| 52104Online | cb88 | D | 52 EVENT 9 | Event 9 | Multi-Tac |
| 52105 | cb89 | D Enc | 52 EVENT 10 | Event 10 | Multi-Tac |
| 52106 | cb8a | D Enc | 52 EVENT 11 | Event 11 | Multi-Tac |
| 52107 | cb8b | D Enc | 52 SHERIFF 52107 | Sheriff 52107 | Law Tac |
| 52108 | cb8c | D Enc | 52 L-TAC 1 | Law Tac 1 | Law Tac |
| 52110 | cb8e | D | 52 RNUG 1 | Racom Networks Users Group 1 | Interop |
| 52111 | cb8f | D | 52 DPW | DPW | Public Works |
| 52116 | cb94 | T | HILLSIDE SCHOOL | Coralville Hillside Christian School | Schools |
| 52117 | cb95 | T | PATHWAY SCHOOL | Kalona Pathway Christian School | Schools |
| 52119 | cb97 | T | WILLOWIND SCHOOL | Iowa City Willowind School | Schools |
| 52120 | cb98 | T | HERITAGE SCHOOL | North Liberty Heritage Christian School | Schools |
| 52121 | cb99 | D | 52 FIRETRAINING1 | Fire Training 1 | Fire-Talk |
| 52122 | cb9a | D | 52 FIRETRAINING2 | Fire Training 2 | Fire-Talk |
| 52123 | cb9b | D | 52 FIREGROUND | Countywide Fire Talkgroup | Fire-Talk |
| 52124 | cb9c | D Enc | 52 LAW TRAINING1 | Law Training 1 | Law Talk |
| 52125 | cb9d | D Enc | 52 LAW TRAINING2 | Law Training 2 | Law Talk |
| 52156 | cbbc | D Enc | 52 SHERIFF 52156 | Sheriff 52156 | Law Talk |
| 52250 | cc1a | D Enc | 52 SHERIFF CAR | Sheriff Car to Car | Law Talk |
| 52251 | cc1b | D Enc | 52 SHERIFF TAC 1 | Sheriff Tactical 1 | Law Tac |
| 52252 | cc1c | D Enc | 52 JAIL 1 | Jail 1 | Corrections |
| 52253 | cc1d | D Enc | 52 JAIL 2 | Jail 2 | Corrections |
| 52254 | cc1e | D Enc | 52 SHERIFF OPS 1 | Sheriff Operations 1 | Law Talk |
| 52255 | cc1f | D Enc | 52 SHERIFF OPS 2 | Sheriff Operations 2 | Law Talk |
| 52256 | cc20 | D Enc | 52 SHERIFF SPARE | Spare | Law Talk |
| 52401Online | ccb1 | D | 52 FIRE DISPATCH | Fire/EMS Dispatch - 158.820 | Fire Dispatch |
| 52405Online | ccb5 | D | 52 FIRE OPS | Fire Operations | Fire Dispatch |
| 52406 | ccb6 | D | 52 F-TAC 2 | Fire Tac 2 | Fire-Tac |
| 52407 | ccb7 | D | 52 F-TAC 3 | Fire Tac 3 | Fire-Tac |
| 52408 | ccb8 | D | 52 F-TAC 1 | Fire Tac 1 | Fire-Tac |
| 52435 | ccd3 | D | 52 FIRE JOINTOPS | Joint Fire Operations | Fire-Tac |
| 52436 | ccd4 | D | SOLON FIRE | Solon Fire | Fire-Talk |
| 52440 | ccd8 | D Enc | SWISHER FIRE | Swisher Fire | Fire-Talk |
| 52446 | ccde | D Enc | OXFORD FIRE | Oxford Fire | Fire-Talk |
| 52450 | cce2 | D Enc | HILLS FIRE | Hills Fire | Fire-Talk |
| 52455 | cce7 | D Enc | LONE TREE FIRE | Lone Tree Fire | Fire-Talk |
| 52456 | cce8 | D Enc | LOND TREE FIRE | Lone Tree Fire | Fire-Talk |
| 52460 | ccec | D Enc | TIFFIN FIRE | Tiffin Fire | Fire-Talk |
| 52471 | ccf7 | D Enc | 52 EMS TAC | Johnson County Ambulance TAC | EMS-Tac |
| 52495 | cd0f | D | UIHC ETC | University of Iowa Emergency Treatment Center | Hospital |
| 52496 | cd10 | D | VA ER | Veterns Affair ER | Hospital |
| 52497 | cd11 | D | MERCY ER | Mercy ER | Hospital |
| 52521 | cd29 | D | 52 ROADS 1 | Road Department 1 | Public Works |
| 52522 | cd2a | D | 52 ROADS 2 | Road Department 2 | Public Works |
| 52523 | cd2b | D | 52 ROADS 3 | Road Department 3 | Public Works |
| 52524 | cd2c | D | 52 ROADS 4 | Road Department 4 | Public Works |
| 52525 | cd2d | D | 52 ROADS 5 | Road Department 5 | Public Works |
| 52641 | cda1 | T | MID PRAIRIE SCHL | Kalona Mid Prairie School | Schools |
