Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4AMR callsign genealogy
Currently held by Alianza de Mujeres Radioaficionadas de PR, Inc
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 WP4AMR's current licensee, walking backwards.
- WP4RTAcancelledAlianza de Mujeres Radioaficionadas de PR, IncPRgranted 2021-03-22cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held WP4AMR.
- WP3YLactiveLadies Ham Radio Club of Puerto Rico, IncPRgranted 2021-07-12