| County | FIPS |
|---|---|
| Addison County | 50001 |
| Bennington County | 50003 |
| Caledonia County | 50005 |
| Chittenden County | 50007 |
| Essex County | 50009 |
| Franklin County | 50011 |
| Grand Isle County | 50013 |
| Lamoille County | 50015 |
| Orange County | 50017 |
| Orleans County | 50019 |
| Rutland County | 50021 |
| Washington County | 50023 |
| Windham County | 50025 |
| Windsor County | 50027 |