Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4PHR callsign genealogy
Currently held by MC ADAMS, LAWRENCE F
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 W4PHR's current licensee, walking backwards.
- SAAVEDRA, GIL DFLgranted 2005-01-12cancelled 2007-03-10
Successor callsigns
Callsigns held now by people who previously held W4PHR.
- SAAVEDRA, GIL DFLgranted 2019-09-27
All historical holders
Every license row we've seen with the callsign W4PHR, oldest first.
- MC ADAMS, LAWRENCE F CA1988-11-15 → cancelled 2000-11-16
- SAAVEDRA, GIL D FL2017-02-08 → cancelled 2019-09-27