Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MPF callsign genealogy
Currently held by SPAULDING, RALPH L
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 W7MPF's current licensee, walking backwards.
- SPAULDING, RALPH Lcancelled 1997-11-19
Successor callsigns
Callsigns held now by people who previously held W7MPF.
- SPAULDING, RALPH LWAgranted 2018-02-21