Carrier profile · USDOT 3381329 · Updated Jun 13, 2026

Mackellar Services Inc

23 power unitsOKLAHOMA CITY, OK50/100
AUTHORITY STATUS UNKNOWN

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

Mailing address
PO BOX 18298, OKLAHOMA CITY, OK, 73154
Operation
Interstate

Contact

Web domain
coxinet.net

Registration

Officers
J Bruce Mackellar · J P Mackellar Jr
USDOT / docket
3381329
First registered
Jan 13, 2020
Last MCS-150
Jan 22, 2020 · 350,000 mi (2019)
FMCSA safety rating
Not rated
D-U-N-S

Fleet (self-reported · MCS-150)

23Power units
16Drivers
6CDL drivers
350,000Annual mileage

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.