WILLIAMS TANK LINES
Legal name: WILLIAMS TANK LINES LLC
- DOT
- 229047
- MC Docket
- 197435
- Authority
- AUTHORIZED FOR HIRE · Hazmat
- Safety
- Satisfactory
About WILLIAMS TANK LINES
Williams Tank Lines is a large fleet operator based in Stockton, CA, registered with the FMCSA since 1983 (43 years). The carrier operates 161 power units and 347 drivers, placing it in the top 95th percentile of US for-hire carriers by fleet size. Operating authority: AUTHORIZED FOR HIRE, with hazardous-materials endorsement. Reported 13,000,000 annual miles for 2024 — approximately 80,745 miles per power unit. Cargo carried includes liquids and gases. FMCSA safety rating: Satisfactory (issued May 2014).
Browse other for-hire carriers based in CA, or see all FMCSA-registered carriers.
Fleet & operations
- Power units
- 161
- Drivers
- 347
- Annual miles
- 13,000,000
reported for 2024
Cargo carried
Equipment owned
- Truck
- 115
- Tractor
- 46
Other carriers in CA
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Data sourced from FMCSA Company Census (public domain). Last refreshed Jun 6, 2026. MCS-150 last updated Apr 2025. Safety rating issued May 2014.