Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4SAF callsign genealogy
Currently held by MERCADO OCASIO, CARMEN V
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 WP4SAF's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WP4SAF.
- MERCADO OCASIO, CARMEN VPRgranted 2021-09-18