Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1BLK callsign genealogy
Currently held by SILVERS, ROBERT S
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 N1BLK's current licensee, walking backwards.
- SILVERS, ROBERT SMAgranted 2014-04-24cancelled 2015-06-20
Successor callsigns
Callsigns held now by people who previously held N1BLK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1BLK, oldest first.
- LAVIN SR, EDMUND T MA1996-06-06 → cancelled 2008-06-07
- SILVERS, ROBERT S MA2015-06-20 active