Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1PYI callsign genealogy
Currently held by DEUTSCHMANN JR, TOBE C
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 K1PYI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held K1PYI.
- DEUTSCHMANN JR, TOBE CMAgranted 2000-06-17cancelled 2000-08-04