Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0AZZ callsign genealogy
Currently held by OKLAND, HOWARD 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 K0AZZ's current licensee, walking backwards.
- Crawshaw, Alfred LKSgranted 2022-05-10cancelled 2022-06-01
Successor callsigns
Callsigns held now by people who previously held K0AZZ.
- OKLAND, HOWARD DAKgranted 2017-07-21
All historical holders
Every license row we've seen with the callsign K0AZZ, oldest first.
- OKLAND, HOWARD D AK2016-03-15 → cancelled 2017-07-21
- Crawshaw, Alfred L KS2022-06-01 active