Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6MSM callsign genealogy
Currently held by Farzalipour Tabriz, Meisam
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W6MSM's current licensee, walking backwards.
- Farzalipour Tabriz, MeisamTXgranted 2016-11-30cancelled 2016-12-20
Successor callsigns
Callsigns held now by people who previously held W6MSM.
- MC CULLOUGH, MARVIN SWYgranted 2023-05-26
All historical holders
Every license row we've seen with the callsign W6MSM, oldest first.
- MC CULLOUGH, MARVIN S CA2007-07-03 → cancelled 2013-08-23
- Farzalipour Tabriz, Meisam TX2016-12-20 active