| Business | Phone |
| Animal Shelter Po Box 1000, Montross 22520 | (804) 493-0869 |
| County Administrator's Office 111 Polk St, Montross 22520 | (804) 493-0130 |
| County Garage 141 Opal Ln, Montross 22520 | (804) 493-9491 |
| Westmoreland Cnty Environment 18849 King Hwy, Montross 22520 | (804) 493-1335 |
| Westmoreland County Highway 622, Montross 22520 | (804) 493-0840 |
| Westmoreland County Clerk 15803 Kings Hwy, Montross 22520 | (804) 493-0108 |
| Westmoreland County Delinquent 111 Polk St, Montross 22520 | (804) 493-0659 |
| Westmoreland County Finance 111 Polk St, Montross 22520 | (804) 493-0137 |
| Westmoreland County Landfill 350 Poorhouse Rd, Montross 22520 | (804) 493-8825 |
| Westmoreland County Office 350 Poorhouse Rd, Montross 22520 | (804) 493-0840 |
| Westmoreland County Voter 111 Polk St, Montross 22520 | (804) 493-8898 |
| Westmoreland Juvenile Domestic 111 Polk St, Montross 22520 | (804) 493-0117 |
| Westmoreland Juvenile Prbtn 111 Polk St, Montross 22520 | (804) 493-0118 |
| Wetlands Board 111 Polk St, Montross 22520 | (804) 493-0120 |
| Westmoreland Maintenance Montross 22520 | (804) 493-0112 |
| Westmoreland Teacher Resource Montross 22520 | (804) 493-8790 |