Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3HRY callsign genealogy
Currently held by CHALLSTROM, DANIEL 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 N3HRY's current licensee, walking backwards.
- CHALLSTROM, DANIEL RPAgranted 2000-06-08cancelled 2006-01-07
Successor callsigns
Callsigns held now by people who previously held N3HRY.
- CHALLSTROM, DANIEL RPAgranted 2000-06-08cancelled 2006-01-07
All historical holders
Every license row we've seen with the callsign N3HRY, oldest first.
- CHALLSTROM, DANIEL R PA1989-12-19 → cancelled 2000-06-08
- CHALLSTROM, DANIEL R PA2017-06-13 active