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Freight Carrier · Waldorf, MD

KELLER BUS SERVICE

Name: KELLER BUS SERVICE
Address: 4472 GALLANT GREEN RD, WALDORF, MD, 20601, US
Telephone: (301) 843-1881

4472 GALLANT GREEN RD · Waldorf, MD 20601

AUTHORIZED FOR:

(301) 843-1881 Tap to call

MC #119262
USDOT #32700 USDOT Active

104
Power Units
70
Drivers
Carrier
Entity Type

About this carrier

KELLER BUS SERVICE is a Waldorf, MD freight carrier that is authorized for: in the state of Maryland. This company has 104 truck(s) in their fleet and 70 truck drivers. Their motor carrier number is MC-119262 and their USDOT number is 32700.

Sourced from FMCSA SAFER · last filed 09/30/2026 · last updated Oct 20, 2026.

Carrier Details

Legal Name KELLER TRANSPORTATION INC
Operating Status AUTHORIZED FOR:
MCS-150 Filed 09/30/2026
MCS-150 Mileage 2,278,116 (2023)

Authority & Operations

Operation Classification

Authorized for Hire

Carrier Operation

Interstate

Cargo Authorized

Passengers

Operating Territory

Map of states where this carrier has roadside inspections

Inspection activity Inspected in 3 states over the past 24 months: MD (104), US (8), DC (4). Home base: Waldorf, Maryland.

Safety Record

Updated 1 min ago

Crashes (24 mo)

0
Fatal
4
Injury
1
Tow
5
Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0 0 Crash Indicator Not Public — Hours of Service 0 0 Vehicle Maintenance 0.24 8 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0 0

Inspection Summary

116
Total
108
Clean
8
With violations

24-month window ending Sep 25, 2026

Violations Cited 5 unique codes

Vehicle Maintenance 5

393.9A-LHLILighting - Headlamp(s) - Any inoperative1× SW 6
393.45D-BAALAir Brake - Audible air leak at other than a proper connection1× SW 4
396.5B-LLubrication - Oil or grease leak4× SW 3
393.91-BUBuses - Seats not secured/loose or equipped with improper aisle seats1× SW 2
393.9A-LCLLighting - Clearance lamp(s) inoperative1× SW 2

Locations

Physical Address

KELLER BUS SERVICE
4472 GALLANT GREEN RD
WALDORF, MD 20601

Mailing Address

Same as physical.

Location on Map

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