Carrier profile · USDOT 3978328 · MC-1488743 · Updated Jun 13, 2026

MAMMOGRAPHY SERVICES LLC

1 power unitLocal · 1 statesSHINGLE SPGS, CA50/100
CARRIER ACTIVEMC-1488743 ACTIVE

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
20831 SILKTASSEL CT, WILDOMAR, CA, 92595
Operation
Intrastate (Non-Hazmat)

Contact

Web domain
m3mammo.com

Registration

Officer
James Michael Masopust
USDOT / docket
3978328 · MC-1488743
First registered
Oct 31, 2022
Last MCS-150
Oct 6, 2025 · 1,000 mi (2025)
FMCSA safety rating
Not rated
D-U-N-S

Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL drivers
1,000Annual 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.