Confidence: Medium · Source: FCC ULS · As of 2026-09-11
W4TKB callsign genealogy
Currently held by Bulmanski, Ted C
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 W4TKB's current licensee, walking backwards.
- Bulmanski, Ted CFLgranted 2011-07-22cancelled 2011-08-12
Successor callsigns
Callsigns held now by people who previously held W4TKB.
No current licensee on record previously held this callsign.