| Business | Phone |
| Capital Defender Regional Ofc 203 Roanoke St, Christiansburg 24073 | (540) 394-2571 |
| Montgomery County Engineer 755 Roanoke St 1c, Christiansburg 24073 | (540) 394-2090 |
| Montgomery County Govt Info 755 Roanoke St, Christiansburg 24073 | (540) 382-5700 |