Registration only
No federal operating authority on file — likely a private or intrastate fleet. That can be perfectly legitimate.
Federal record
Keystone Sign Service Llc
USDOT 3176118
Entity type
Carrier
Location
Mt Holly Springs, PA
Phone
(717) 486-5381
Email on file
AM•••@K•••.COM
Power units
2
Drivers
1
First on record
—
Last MCS-150 filing
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TenFour keeps a page for every USDOT registration so brokers and shippers can verify status — inactive companies get this records view, not a website. The full site unlocks if authority is reinstated.