Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK4FU callsign genealogy
Currently held by ANDERSON, JAMES 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 AK4FU's current licensee, walking backwards.
- DeCespedes, Frank JFLgranted 2011-07-05cancelled 2014-10-04
Successor callsigns
Callsigns held now by people who previously held AK4FU.
- ANDERSON, JAMES LTNgranted 2018-07-09
All historical holders
Every license row we've seen with the callsign AK4FU, oldest first.
- ANDERSON, JAMES L TN2008-06-25 → cancelled 2011-03-08
- DeCespedes, Frank J NC2024-07-24 active