Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0OOP callsign genealogy
Currently held by FAHNESTOCK, CONNIE 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 W0OOP's current licensee, walking backwards.
- Collier, Clayton BTXgranted 2014-04-14cancelled 2016-05-27
Successor callsigns
Callsigns held now by people who previously held W0OOP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0OOP, oldest first.
- FAHNESTOCK, CONNIE L CO2002-07-24 → cancelled 2014-10-21
- Collier, Clayton TX2026-03-12 active