Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR1B callsign genealogy
Currently held by Snowman Sr, Robert L
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 KR1B's current licensee, walking backwards.
- Hazen, Lester SPAgranted 2021-01-08cancelled 2021-03-30
Successor callsigns
Callsigns held now by people who previously held KR1B.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR1B, oldest first.
- Snowman Sr, Robert L NH2010-07-14 → cancelled 2019-02-12
- Hazen, Lester S PA2021-03-30 active