Located on I-85, a major interstate through SC that connects GA and NC and is the main route for daily commuters traveling through Spartanburg when headed to Greenville, and Anderson, heavily populated SC cities with thriving businesses and local attractions.
| Unit No. | 684 |
| Address | 205 Caston Circle, Spartanburg, SC |
| Road | I-85 |
| Mile Marker | 73 |
| Closest City | Spartanburg |
| County | Spartanburg |
| Board Size | 10 x 36 |
| Traffic Count | 84900 |
| Illuminated | Yes |