Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NR4DL callsign genealogy
Currently held by Ingham ARC
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 NR4DL's current licensee, walking backwards.
- WL7CVIcancelledCG CW Operators Assoc.AKgranted 2001-05-31cancelled 2001-09-15
Successor callsigns
Callsigns held now by people who previously held NR4DL.
No current licensee on record previously held this callsign.