Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1GSP callsign genealogy
Currently held by PLUMMER, GABRIELLA
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 W1GSP's current licensee, walking backwards.
- PLUMMER, GABRIELLAMAgranted 1993-10-26cancelled 2000-11-28
- N0NJIno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W1GSP.
- PLUMMER, GABRIELLAMAgranted 2012-06-29cancelled 2012-08-04