Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK4C callsign genealogy
Currently held by WORKMAN, BENJAMIN D
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 AK4C's current licensee, walking backwards.
- WORKMAN, BENJAMIN DNCgranted 2016-04-13cancelled 2016-12-09
Successor callsigns
Callsigns held now by people who previously held AK4C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AK4C, oldest first.
- SABO, WILLIAM FL2005-12-20 → cancelled 2014-11-19
- WORKMAN, BENJAMIN D NC2016-12-09 active