Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1LPF callsign genealogy
Currently held by COLLAMORE, CARROLL 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 W1LPF's current licensee, walking backwards.
- Watson, Ronald MMEgranted 2008-03-20cancelled 2009-03-17
Successor callsigns
Callsigns held now by people who previously held W1LPF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1LPF, oldest first.
- COLLAMORE, CARROLL M MA1988-03-29 → cancelled 2000-03-30
- Watson, Ronald M ME2019-01-01 active