Southwest Signal Supply INC (USDOT 1938796)
Monitor- DOT number
- USDOT 1938796
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-09-02. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 24 power units, 20 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 1107 JACKSON STREET, SOUTH HOUSTON, TX 77587
- MCS-150 last filed
- 2026-01
Frequently asked questions
What carrier is DOT 1938796?
DOT 1938796 (USDOT 1938796) is Southwest Signal Supply INC, an intrastate non-hazmat motor carrier.
What is Southwest Signal Supply INC's USDOT number?
Southwest Signal Supply INC's USDOT number is 1938796. No MC docket number is on file.
Is Southwest Signal Supply INC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-09-02. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Southwest Signal Supply INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Southwest Signal Supply INC's safety record?
In the last 24 months, FMCSA records show 0 of 1 vehicle inspection ending out-of-service for Southwest Signal Supply INC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Southwest Signal Supply INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Southwest Signal Supply INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Southwest Signal Supply INC's FMCSA safety rating?
Southwest Signal Supply INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
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Carriers based in South Houston, TX
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 2, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status