| Business | Phone |
| Superior Court 345 W Main St, Chehalis 98532 | (360) 740-1333 |
| District Court W Main Pacific, Chehalis 98532 | (360) 740-1203 |
| District Court Probation 345 W Main St, Chehalis 98532 | (360) 740-1210 |
| Lewis County Juvenile Court 1255 Sw Pacific Ave, Chehalis 98532 | (360) 740-1178 |