Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1TWF callsign genealogy
Currently held by MULLENS, LISA M
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 W1TWF's current licensee, walking backwards.
- Davis, Lisa MWAgranted 2000-08-11cancelled 2006-01-19
Successor callsigns
Callsigns held now by people who previously held W1TWF.
- Davis, Lisa MWAgranted 2000-08-11cancelled 2006-01-19