Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1TBM callsign genealogy
Currently held by Townsend, Ben M
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 W1TBM's current licensee, walking backwards.
- Townsend, Ben MMOgranted 2015-10-19cancelled 2015-12-01
Successor callsigns
Callsigns held now by people who previously held W1TBM.
No current licensee on record previously held this callsign.