Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7PRR callsign genealogy
Currently held by SACK, MICHAEL R
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 N7PRR's current licensee, walking backwards.
- Rank, Patrick RORgranted 2020-01-15cancelled 2020-02-25
Successor callsigns
Callsigns held now by people who previously held N7PRR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7PRR, oldest first.
- SACK, MICHAEL R WA2000-10-03 → cancelled 2012-10-10
- Rank, Patrick R OR2020-02-25 active