uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

N6SRL callsign genealogy

Currently held by Lampl, Stephen 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 N6SRL's current licensee, walking backwards.

  1. KK6EEQcancelled· T
    Lampl, Stephen RCAgranted 2013-05-06cancelled 2013-05-29

Successor callsigns

Callsigns held now by people who previously held N6SRL.

  1. N7SRLactive· G
    Lampl, Stephen RORgranted 2023-04-01

All historical holders

Every license row we've seen with the callsign N6SRL, oldest first.

  • SOUTHWORTH, DAN L CA
    1998-03-24 → cancelled 2010-03-25
  • Lampl, Stephen R OR
    2023-03-15 → cancelled 2023-04-01