Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KLL callsign genealogy
Currently held by LAWRENCE, JAMES W
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 W4KLL's current licensee, walking backwards.
- LAWRENCE, JAMES WGAgranted 2024-10-01cancelled 2025-07-08
Successor callsigns
Callsigns held now by people who previously held W4KLL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KLL, oldest first.
- CREWS, CARL O AL2008-07-30 → cancelled 2020-10-28
- LAWRENCE, JAMES W GA2025-07-08 active