Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3TMB callsign genealogy
Currently held by Best, Travis 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 W3TMB's current licensee, walking backwards.
- Best, Travis MPAgranted 2008-02-22cancelled 2008-07-11
Successor callsigns
Callsigns held now by people who previously held W3TMB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3TMB, oldest first.
- ANDERSON SR, ALLAN W MD1992-07-28 → cancelled 2004-07-29
- Best, Travis M PA2018-05-09 active