Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WW4WTF callsign genealogy
Currently held by Howard, Robert L
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 WW4WTF's current licensee, walking backwards.
- Howard, Robert LTNgranted 2014-02-07cancelled 2018-08-31
Successor callsigns
Callsigns held now by people who previously held WW4WTF.
No current licensee on record previously held this callsign.