Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4QI callsign genealogy
Currently held by SANTA MARTINEZ, LUZ E
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 WP4QI's current licensee, walking backwards.
- SANTA MARTINEZ, LUZ EPRgranted 2012-06-06cancelled 2016-03-05
Successor callsigns
Callsigns held now by people who previously held WP4QI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4QI, oldest first.
- CONCEPCION, LOYDA R PR1988-07-26 → cancelled 2000-07-27
- SANTA MARTINEZ, LUZ E PR2026-02-14 active