Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0DAP callsign genealogy
Currently held by Pierce, David M
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 K0DAP's current licensee, walking backwards.
- Pierce, David MALgranted 2013-10-17cancelled 2013-11-19
Successor callsigns
Callsigns held now by people who previously held K0DAP.
- Pierce, David MALgranted 2017-09-12
All historical holders
Every license row we've seen with the callsign K0DAP, oldest first.
- SCHMIDT, WARREN L CO1988-08-30 → cancelled 2000-09-01
- Pierce, David M AL2013-11-19 → cancelled 2017-09-12