Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5PDC callsign genealogy
Currently held by caffrey, peter d
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 K5PDC's current licensee, walking backwards.
- Caffrey, Peter DTXgranted 2015-07-31cancelled 2015-08-28
Successor callsigns
Callsigns held now by people who previously held K5PDC.
- CAFFREY, peter DORgranted 2020-10-06