Identity & Federal · Carrier profile · USDOT 507743

JOHN DILGER

SHELLROCK, IA 50

Identity & Federal

The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.

Location

Mailing address
P O BOX 380, SHELLROCK, IA, 50670
Operation
Interstate

Contact

Web domain
butler-bremer.com

Registration

Officer
John Dilger
USDOT / docket
507743 · MC-259569
First registered
12/22/1992
Last MCS-150
02/27/2026 · 55,000 mi (2025)
FMCSA safety rating
Conditional · 12/26/1999
D-U-N-S

Fleet (self-reported · MCS-150)

2Power units
1Drivers
1CDL drivers
55,000Annual mileage

MCS-150 filing history· biennial-update cadence

Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.