Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6APO callsign genealogy
Currently held by NIEVERA, FRANCES H
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 W6APO's current licensee, walking backwards.
- Cahapisan Jr, Demetrio CCAgranted 2021-07-29cancelled 2021-09-04
Successor callsigns
Callsigns held now by people who previously held W6APO.
- NIEVERA, FRANCES HCAgranted 2026-04-07
All historical holders
Every license row we've seen with the callsign W6APO, oldest first.
- NIEVERA, FRANCES H CA2008-11-06 → cancelled 2016-07-02
- Cahapisan Jr, Demetrio C CA2021-09-04 active