| State | Name of CRS Users Group |
|---|---|
| AZ | Arizona CRS Users Group |
| CA | Marin County CRS Users Group |
| CA | North Central CRS Users Group of California |
| CA | Santa Clara County, CA CRS Users Group |
| CO | Colorado Association of Stormwater and Floodplain Management (CASFM) CRS Committee |
| DE | Delaware CRS Users Group |
| FL | Santa Clara County, CA CRS Users Group |
| FL | Central Florida CRS Users Group |
| FL | Florida Keys – Monroe County CRS Users Group |
| FL | Miami-Dade County CRS Users Group |
| FL | Northeast FL CRS Users Group |
| FL | Okaloosa County CRS Users Group |
| FL | Palm Beach County CRS Users Group |
| FL | Southwest Florida CRS Users Group |
| FL | Tampa Bay – Pinellas Regional CRS Committee |
| FL | Volusia County CRS Users Group |
| GA FL SC |
Coastal CRS Users Group |
| IL | Illinois CRS Users Group |
| IL | Southern Illinois CRS Users Group |
| LA | Capital Region Area Floodplain Task Force (CRAFT) |
| LA | Flood Loss Outreach & Awareness Task Force (FLOAT) |
| LA | Jefferson United Mitigation Professionals (JUMP) |
| LA | Regional Acadiana Information Network (RAIN) |
| LA | Southwest Informational Floodplain Team (SWIFT) |
| MA | Cape Cod CRS Users Group |
| MD | Maryland CRS Users Group |
| MI | Michigan CRS Committee |
| MO KS NE |
MOKAN CRS Users Group |
| MS | Coastal Hazards Outreach Strategy Team (CHOST) |
| NC | Outer Banks CRS Users Group |
| NC | Southeast NC Users Group |
| NH | New Hampshire CRS Users Group |
| NJ | Middlesex County CRS/MS4 Assist |
| NJ | Monmouth County CRS Users Group |
| NJ | Morris County CRS Users Group |
| NJ | Ocean County CRS Users Group |
| NY | Long Island CRS Users Group |
| NY | New York CRS Users Group |
| OK | Oklahoma CRS Workgroup |
| PA | Pennsylvania CRS Technical Working Group |
| RI | Rhode Island CRS Users Group |
| SC | Coastal South Carolina |
| SC | South Carolina CRS Users Group |
| TX | Floodplain Awareness Success in Texas (FAST) |
| TX | North Central Texas CRS Users Group |
| VA | Coastal Virginia CRS Workgroup |
| WA | King County, WA CRS Users Group |
| WA AK ID OR |
Northwest Regional Floodplain Managers Association (NORFMA) CRS Committee |