Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4POQ callsign genealogy
Currently held by Rodriguez Cruz, Elvin 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 WP4POQ's current licensee, walking backwards.
- Rodriguez Cruz, Elvin DPRgranted 2015-01-05cancelled 2015-12-03
Successor callsigns
Callsigns held now by people who previously held WP4POQ.
- Rodriguez Cruz, Elvin DTXgranted 2015-12-25