Carrier profile · USDOT 356803 · Updated Jun 13, 2026

Alamo Mail Service Inc

53 power unitsSAN ANTONIO, TX50/100
AUTHORITY STATUS UNKNOWN

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

Operation
Interstate

Contact

Fax
(214) 747-2988
Web domain
southernmail.com

Registration

Officer
Letitia Farrell
USDOT / docket
356803
First registered
Jun 8, 1989
Last MCS-150
Mar 20, 2018 · 5,200,000 mi (2017)
FMCSA safety rating
Not rated
D-U-N-S
186688107

Fleet (self-reported · MCS-150)

53Power units
60Drivers
60CDL drivers
5,200,000Annual 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.