Carrier profile · USDOT 1360067 · MC-521255 · Updated Aug 20, 2026
William Warnock
DBA BILL WARNOCK TRUCKING
1 power unitIRON SPRINGS, AB50/100
CARRIER INACTIVEMC-521255 INACTIVE
Authority & Insurance
Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.
Operating authority· 49 CFR · per type
Operating authority
- Common
- Inactive
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD filing (census)Not recorded per census
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census
Insurance continuity· insurer · policy · lapses
$750K BIPD last filed ’11 · 3 insurers · 0 lapsesContinuous
beyond this history
2005201120172023now
Shorter eras are too brief to label at this scale — all 3 insurers are named in the list below.
This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.
All 3 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| TRUCK INSURANCE EXCHANGE | Apr 2009 → May 2011 | $750K | 2 |
| UNITED STATES FIRE INSURANCE CO. | Apr 2007 → Apr 2009 | $750K | 2 |
| RANGER INS. CO./FAIRMONT SPECIALTY INS. CO. | Apr 2005 → Apr 2007 | $750K | 1 |