Carrier profile · USDOT 1066740 · MC-787518 · Updated Jun 13, 2026
COLTHARP INC
7 power unitsavg 10 yrLocal · 2 statesFORT MILL, SC93/100
CARRIER ACTIVEMC-787518 ACTIVE
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 2373 COLTHARP RD, FORT MILL, SC, 29715
- Mailing address
- P O BOX 1894, FORT MILL, SC, 29716
- Operation
- Interstate
Contact
- Phone
- (803) 396-3989
- Cell
- (803) 242-9032
- Fax
- (803) 802-9893
- Web domain
- comporium.net
Registration
- Officers
- Williiam I Coltharp Jr · William I Coltharp Iii
- USDOT / docket
- 1066740 · MC-787518
- First registered
- Oct 29, 2002
- Last MCS-150
- Apr 17, 2026 · 130,450 mi (2025)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.