O
FMCSA registered · Corporation · Authority since 1974

OKLAHOMA TANK LINES

Legal name: UNITED PETROLEUM TRANSPORTS INC

OKLAHOMA CITY, OK
DOT
185040
MC Docket
152151
Authority
AUTHORIZED FOR HIRE · Hazmat
Safety
Satisfactory

About OKLAHOMA TANK LINES

Oklahoma Tank Lines is an enterprise carrier based in Oklahoma City, OK, registered with the FMCSA since 1974 (52 years). The carrier operates 604 power units and 712 drivers, placing it in the top 99th percentile of US for-hire carriers by fleet size. Operating authority: AUTHORIZED FOR HIRE, with hazardous-materials endorsement. Reported 40,000,000 annual miles for 2025 — approximately 66,225 miles per power unit. Cargo carried includes chemicals, liquids and gases, general freight, and intermodal. FMCSA safety rating: Satisfactory (issued November 2006).

Browse other for-hire carriers based in OK, or see all FMCSA-registered carriers.

Fleet & operations

Power units
604
Drivers
712
Annual miles
40,000,000

reported for 2025


Cargo carried

Chem Liqgas Genfreight Intermodal

Equipment owned

Tractor
226

Data sourced from FMCSA Company Census (public domain). Last refreshed May 4, 2026. MCS-150 last updated Jan 2026. Safety rating issued Nov 2006.