Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TMD callsign genealogy
Currently held by Campbell, Larry J
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 W4TMD's current licensee, walking backwards.
- DOUGHERTY, TONY MGAgranted 2008-03-12cancelled 2011-12-02
Successor callsigns
Callsigns held now by people who previously held W4TMD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TMD, oldest first.
- Campbell, Larry J GA2007-06-22 → cancelled 2009-11-13
- DOUGHERTY, TONY M GA2021-12-02 active