Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8IPK callsign genealogy
Currently held by AHO, JOHN 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 W8IPK's current licensee, walking backwards.
- Gehrisch, Matthew POHgranted 2004-11-10cancelled 2009-04-17
Successor callsigns
Callsigns held now by people who previously held W8IPK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8IPK, oldest first.
- AHO, JOHN D OH1997-01-09 → cancelled 2009-01-10
- Gehrisch, Matthew P OH2019-02-12 active