Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5PKY callsign genealogy
Currently held by Zapalac, Colin G
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 W5PKY's current licensee, walking backwards.
- Zapalac, Colin GTXgranted 2012-04-30cancelled 2012-11-14
Successor callsigns
Callsigns held now by people who previously held W5PKY.
No current licensee on record previously held this callsign.