Last verified: April 4, 2026 Data source: senate.mo.gov, house.mo.gov Next review due: Before any mail campaign — verify room numbers and leadership roles
IMPORTANT: This file was compiled from official Missouri General Assembly directories (senate.mo.gov, house.mo.gov). Legislator data changes during session — always verify against official sources before sending correspondence.
Official lookup tools:
All Senate correspondence: Senator [Name], 201 W. Capitol Ave., Rm. [Room], Jefferson City, MO 65101
Senate switchboard: (573) 751-3824
| District | Senator | Room | Phone | Notes |
|---|---|---|---|---|
| 1 | Sen. Doug Beck | 333 | (573) 751-0220 | St. Louis County |
| 2 | Sen. Nick Schroer | 227 | (573) 751-1282 | St. Charles County area |
| 3 | Sen. Mike Henderson | 431 | (573) 751-4008 | |
| 4 | Sen. Karla May | 225 | (573) 751-3599 | St. Louis City |
| 5 | Sen. Steven Roberts | 434 | (573) 751-4415 | St. Louis City |
| 6 | Sen. Mike Bernskoetter | 416 | (573) 751-2076 | Central MO / Cole County area |
| 7 | Sen. Patty Lewis | 425 | (573) 751-6607 | |
| 8 | Sen. Mike Cierpiot | 422 | (573) 751-1464 | Jackson County / Eastern Jackson |
| 9 | Sen. Barbara Washington | 425 | (573) 751-3158 | Kansas City |
| 10 | Sen. Travis Fitzwater | 418 | (573) 751-2757 | May be departing — verify status |
| 11 | Sen. Joe Nicola | 226 | (573) 751-3074 | |
| 12 | Sen. Rusty Black | 420 | (573) 751-1415 | |
| 13 | Sen. Angela Mosley | 421 | (573) 751-2420 | St. Louis County |
| 14 | Sen. Brian Williams | 428A | (573) 751-4106 | St. Louis County |
| 15 | Sen. David Gregory | 331 | (573) 751-5568 | |
| 16 | Sen. Justin Brown | 423 | (573) 751-5713 | |
| 17 | Sen. Maggie Nurrenbern | 330 | (573) 751-5282 | |
| 18 | Sen. Cindy O'Laughlin | 326 | (573) 751-7985 | President Pro Tem · Shelbina area |
| 19 | Sen. Stephen Webber | 329 | (573) 751-3931 | |
| 20 | Sen. Curtis Trent | 323 | (573) 751-1503 | Assistant Majority Floor Leader |
| 21 | Sen. Kurtis Gregory | 433A | (573) 751-4302 | |
| 22 | Sen. Mary Elizabeth Coleman | 331A | (573) 751-1492 | |
| 23 | Sen. Adam Schnelting | 219 | (573) 751-1141 | |
| 24 | Sen. Tracy McCreery | 427 | (573) 751-9762 | St. Louis County |
| 25 | Sen. Jason Bean | 321 | (573) 751-4843 | |
| 26 | Sen. Ben Brown | 430 | (573) 751-3678 | Majority Caucus Chairman |
| 27 | Sen. Jamie Burger | 334 | (573) 751-2459 | |
| 28 | Sen. Sandy Crawford | 319 | (573) 751-8793 | |
| 29 | Sen. Mike Moon | 220 | (573) 751-1480 | |
| 30 | Sen. Lincoln Hough | 419 | (573) 751-1311 | Springfield |
| 31 | Sen. Rick Brattin | 331 | (573) 751-2108 | |
| 32 | Sen. Jill Carter | 320 | (573) 751-2173 | Majority Caucus Whip |
| 33 | Sen. Brad Hudson | 426 | (573) 751-1882 | |
| 34 | Sen. Tony Luetkemeyer | 332 | (573) 751-2183 | Majority Floor Leader |
- President Pro Tem: Sen. Cindy O'Laughlin (District 18)
- Majority Floor Leader: Sen. Tony Luetkemeyer (District 34)
- Assistant Majority Floor Leader: Sen. Curtis Trent (District 20)
- Majority Caucus Chairman: Sen. Ben Brown (District 26)
- Majority Caucus Whip: Sen. Jill Carter (District 32)
NOTE ON ROOM NUMBERS: Senate room numbers change. Before printing labels, verify room assignments at https://senate.mo.gov/Senators/Directory or call the Senate switchboard at (573) 751-3824. The Senate directory provides a downloadable Excel roster with current rooms.
All House correspondence: Representative [Name], 201 W. Capitol Ave., Rm. [Room], Jefferson City, MO 65101
House switchboard: (573) 751-3829
IMPORTANT: The House has 163 members. Due to the size of the roster, this reference file includes only the key leadership and committee chairs relevant to CoTrackPro / Access To advocacy. For the full roster:
- Official roster: https://house.mo.gov/MemberRoster.aspx
- Committee assignments: https://house.mo.gov/Committees.aspx?cluster=true
- Downloadable roster: Available from the House Clerk's office
- Speaker: Rep. Jon Patterson (Lee's Summit)
- Majority Floor Leader: Rep. Alex Riley (District 134, Springfield)
| Committee | Chair | Notes |
|---|---|---|
| Children, Families, and Health | Verify at house.mo.gov | Children + family policy, welfare, health |
| Judiciary | Verify at house.mo.gov | Courts, judicial branch, procedure |
| Civil and Administrative Law | Verify at house.mo.gov | Civil procedure |
| Criminal Law | Verify at house.mo.gov | DV protections, criminal procedure |
| Health and Mental Health | Rep. Melanie Stinnett (Dist. 133) | Health policy — confirmed chair |
| Education - Elementary and Secondary | Verify at house.mo.gov | School safety, child welfare |
| Commerce and Economic Development | Verify at house.mo.gov | Tech, startups, innovation |
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Senate roster with rooms: Download the Excel file from https://senate.mo.gov/Senators/Directory (look for "Excel File of the current Senate Roster")
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House roster: Visit https://house.mo.gov/MemberRoster.aspx and filter by committee to get current assignments
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Committee membership: Visit each committee's page on senate.mo.gov or house.mo.gov to confirm current chair and members
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Legislator lookup by address: Use the official tool at https://www.senate.mo.gov/LegisLookup/Default.aspx (covers both chambers)
Since CoTrackPro is based in the St. Louis metro area (Swansea, IL side — but Missouri operations focus on the MO side), these are the key local senators:
| Area | Senator | District |
|---|---|---|
| St. Louis City | Sen. Karla May | 4 |
| St. Louis City | Sen. Steven Roberts | 5 |
| St. Louis County (south) | Sen. Doug Beck | 1 |
| St. Louis County (central) | Sen. Tracy McCreery | 24 |
| St. Louis County (north) | Sen. Brian Williams | 14 |
| St. Louis County | Sen. Angela Mosley | 13 |
| St. Charles County area | Sen. Nick Schroer | 2 |
| St. Charles / Lincoln | Sen. Adam Schnelting | 23 |
For House members in the St. Louis metro, use the legislator lookup tool with your specific Missouri address.