| Joe Gorton | Brady United Against Gun Violence | Opposing | GA88 |
| Brent Siegrist | City Government of Council BLuffs | Opposing | GA88 |
| Jon Murphy | City of Cedar Falls | Opposing | GA88 |
| Tom Cope | City of Cedar Falls | Opposing | GA88 |
| Gary Grant | City of Cedar Rapids | Opposing | GA88 |
| Gary Grant | City of Cedar Rapids | Undecided | GA88 |
| Larry Murphy | City of Cedar Rapids | Opposing | GA88 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA88 |
| Meghan Malloy | City of Cedar Rapids | Opposing | GA88 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA88 |
| Jon Murphy | City of Coralville | Opposing | GA88 |
| Tom Cope | City of Coralville | Opposing | GA88 |
| Alex Hassel | City of Des Moines | Opposing | GA88 |
| Alex Hassel | City of Des Moines | Undecided | GA88 |
| Doug Struyk | City of Des Moines | Opposing | GA88 |
| Doug Struyk | City of Des Moines | Undecided | GA88 |
| Jen Schulte | City of Des Moines | Opposing | GA88 |
| Jen Schulte | City of Des Moines | Undecided | GA88 |
| Jennifer Dorman | City of Des Moines | Opposing | GA88 |
| Jennifer Dorman | City of Des Moines | Undecided | GA88 |
| Jim Carney | City of Des Moines | Opposing | GA88 |
| Jim Carney | City of Des Moines | Undecided | GA88 |
| Doug Struyk | City of Iowa City | Opposing | GA88 |
| Jennifer Dorman | City of Iowa City | Opposing | GA88 |
| Jim Carney | City of Iowa City | Opposing | GA88 |
| Doug Struyk | City of Waukee | Opposing | GA88 |
| Jennifer Dorman | City of Waukee | Opposing | GA88 |
| Jim Carney | City of Waukee | Opposing | GA88 |
| Jim Obradovich | County Zoning Officials Organiztion | Opposing | GA88 |
| Robert Mulqueen | County Zoning Officials Organiztion | Opposing | GA88 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA88 |
| Sydney Gangestad | Everytown for Gun Safety Action Fund | Opposing | GA88 |
| Tim Coonan | Everytown for Gun Safety Action Fund | Opposing | GA88 |
| Tim Coonan | Everytown for Gun Safety Action Fund | Undecided | GA88 |
| Charlotte Eby | Giffords | Opposing | GA88 |
| Taylor McDonald | Giffords | Opposing | GA88 |
| Maddie Wilcox | Grow Clinton County | Opposing | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Opposing | GA88 |
| Threase Harms | Grow Clinton County | Undecided | GA88 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA88 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA88 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA88 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Opposing | GA88 |
| Mike Heller | Iowa Association of Magistrate Judges | Undecided | GA88 |
| Paula Feltner | Iowa Association of Magistrate Judges | Undecided | GA88 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA88 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Carolyn Uhlenhake-Walker | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Roberta Paige | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Kelly Meyers | Iowa County Attorneys Association | Opposing | GA88 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA88 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Opposing | GA88 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA88 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA88 |
| Abhay Nadipuram | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Nicole Proesch | Iowa Hospital Association | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Opposing | GA88 |
| Daniel Stalder | Iowa League of Cities | Opposing | GA88 |
| Robert Palmer | Iowa League of Cities | Opposing | GA88 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA88 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA88 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA88 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA88 |
| William Peterson | Iowa State Association of Counties | Opposing | GA88 |
| Jamie Cashman | Iowa State Association of County Supervisors | Opposing | GA88 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Opposing | GA88 |
| Lucas Beenken | Iowa State Association of County Supervisors | Opposing | GA88 |
| William Peterson | Iowa State Association of County Supervisors | Opposing | GA88 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Opposing | GA88 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Opposing | GA88 |
| Jeremy Brigham | Iowans for Gun Safety | Opposing | GA88 |
| Scott Peterson | Iowans for Gun Safety | Opposing | GA88 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA88 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA88 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA88 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA88 |
| Meghan Malloy | Linn County Board of Supervisors | Opposing | GA88 |
| Scott Jones | National Rifle Association of America | Supporting | GA88 |
| Christopher Lee | National Shooting Sports Foundation, Inc. | Supporting | GA88 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA88 |
| Gary Grant | Urban County Coalition | Opposing | GA88 |
| Larry Murphy | Urban County Coalition | Opposing | GA88 |
| Meghan Malloy | Urban County Coalition | Opposing | GA88 |