Carrier profile · USDOT 1837973 · MC-723987 · Updated Jun 13, 2026
Southbay Transport Inc
1 power unitavg 12.7 yrRegional · 5 statesCALEXICO, CA82/100
CARRIER INACTIVEMC-723987 INACTIVEHAZMAT
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
- None
- Contract
- Inactive
- 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
$1M BIPD last filed ’25 · 8 insurers · 1 lapseCoverage lapse
2010201420182022now
Shorter eras are too brief to label at this scale — all 11 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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 11 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| STARSTONE NATIONAL INSURANCE COMPANY | Nov 2023 → Nov 2025 | $1M | 4 |
| HALLMARK INSURANCE COMPANY | Nov 2021 → Nov 2023 | $1M | 2 |
| NATIONAL LIABILITY & FIRE INS CO. | Nov 2020 → Nov 2021 | $1M | 3 |
| UNITED FINANCIAL CASUALTY COMPANY | Sep 2020 → Nov 2020 | $1M | 2 |
| NATIONAL LIABILITY & FIRE INS CO. | Sep 2019 → Sep 2020 | $1M | 1 |
| ARCH INSURANCE COMPANY | Sep 2016 → Oct 2016 | $1M | 2 |
| FEDERATED MUTUAL INSURANCE CO. | Sep 2016 → Sep 2019 | $1M | 1 |
| ARCH INSURANCE COMPANY | Aug 2016 → Sep 2016 | $1M | 2 |
| NATIONAL LIABILITY & FIRE INS CO. | Aug 2014 → Aug 2016 | $1M | 4 |
| HUDSON INSURANCE COMPANY | Aug 2011 → Aug 2014 | $1M | 1 |
| WESCO INSURANCE COMPANY | Aug 2010 → Aug 2011 | $1M | 3 |