Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1CHY callsign genealogy
Currently held by Lehmer-Coltharp, Pamela K
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 W1CHY's current licensee, walking backwards.
- Lehmer, Pamela KKSgranted 2017-04-03cancelled 2017-04-21
Successor callsigns
Callsigns held now by people who previously held W1CHY.
No current licensee on record previously held this callsign.