R H Hummer Jr Inc
Williamsburg, IA · Interstate
Motor Carrier
✓ Authority Active
Freight Broker
Authority Inactive
27
Power units
21
Drivers
39
Roadside inspections
Services
What we move
For-hire trucking
Authorized interstate freight transportation with a fleet of 27 power units.
Property freight
Federal authority on file to haul general property freight.
Interstate operations
Operating scope on federal record: interstate, based out of IA.
Derived from federal registrations. Claim this page to list your exact equipment and lanes.
Fleet & safety
The operation
39
Inspections
Jun 25, 2026
Most recent
Jul 26, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Jun 25, 2026 | IA | Level II — Walk-around |
| Jun 24, 2026 | IA | Level III — Driver-only |
| Apr 16, 2026 | IA | Level I — Full |
| Mar 27, 2026 | IL | Level II — Walk-around |
| Dec 4, 2025 | MO | Level III — Driver-only |
About
Who we are
R H Hummer Jr Inc is an interstate motor carrier based in Williamsburg, IA.
Auto-written from federal records. Claim this page to tell your own story and add your team.
Contact
Work with R H Hummer Jr Inc
Address
2141 P Avenue
Williamsburg, IA 52361
Phone
(319) 668-8800
KH•••@H•••.COM
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Claim R H Hummer Jr Inc — free →Authority history (16 actions)
- Involuntary Revocation — Common
- Involuntary Revocation — Contract
- Granted — Motor Property Common Carrier
- Involuntary Revocation — Common
- Granted — Property Broker
- Involuntary Revocation — Common
- Involuntary Revocation — Contract
- Involuntary Revocation — Common
- Involuntary Revocation — Contract
- Involuntary Revocation — Common
- Involuntary Revocation — Contract
- Granted — Motor Property Common Carrier
- Granted — Motor Property Contract Carrier
- Involuntary Revocation — Broker
- Involuntary Revocation — Common
- Involuntary Revocation — Common