Southwest Bus Services Inc

Interstate carrier in Prairie Du Chien, Wisconsin

Prairie Du Chien, WI 53821 Since 1993 USDOT 540304 MC521283

Passengers

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Compliance standing for USDOT 540304

0 of 3 items need the owner's attention

MCS-150 filing Filed April 2026
Safety rating Satisfactory
Operating authority MC521283

Company overview

Awaiting owner confirmation

USDOT number: 540304
Operating authority: MC521283
Operation type: Interstate
Carrier classification: Private Passenger, Business; Private Passenger, Non-Business; Authorized For Hire
Power units: 88
Buses: 88
Drivers: 60
Hazmat: No
Annual mileage reported: 450,000 (2025)
USDOT registered since: 1993
Last MCS-150 filing: April 2026
Safety rating: Satisfactory (February 2015)

Built from public registration records.

Cargo and services

Passengers

Passenger Carrier

DOT compliance requirements for Southwest Bus Services Inc

Based on this carrier's registration profile, these federal requirements apply:

USDOT registration and MCS-150 biennial update

Every registered carrier must keep its MCS-150 filing current and update it at least every two years. Missing the biennial update window can deactivate USDOT number 540304. Check this company's MCS-150 deadline

Driver qualification files

With 60 drivers on record, this carrier must maintain a complete DQ file for each driver: applications, MVRs, medical certificates and road test records. DQ file services

Hours of service and ELD

As an interstate operation, drivers are subject to federal hours-of-service limits and, in most cases, electronic logging device requirements. ELD & HOS support