Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4JL callsign genealogy
Currently held by SANCHEZ, LUIS M
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 WB4JL's current licensee, walking backwards.
- SANCHEZ, LUIS MFLgranted 1997-02-07cancelled 2000-08-11
- KA2DTGno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WB4JL.
No current licensee on record previously held this callsign.