Carrier profile · USDOT 2843846 · MC-961505 · Updated Jun 13, 2026
NATIONAL SERVICES LLC
DBA NSA
25 power unitsKNOXVILLE, TN50/100
CARRIER ACTIVEMC-961505 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
- 315 TRANE DR, KNOXVILLE, TN, 37919-6053
- Operation
- Interstate
Contact
- Phone
- (865) 588-1558
- Cell
- (865) 283-0797
- Fax
- (865) 588-1557
- fieldent@nsa.bz
- Web domain
- nsa.bz
Registration
- Officers
- Fielden Torstrick · Carolyn Smith
- USDOT / docket
- 2843846 · MC-961505
- First registered
- Feb 1, 2016
- Last MCS-150
- Feb 20, 2026 · 385,000 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—CDL drivers
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.