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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

N6SLR callsign genealogy

Currently held by EHAT SR, FREDERICK F

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 N6SLR's current licensee, walking backwards.

  1. KO6MLVcancelled· E
    DeArkland, DavidCAgranted 2026-02-14cancelled 2026-03-10

Successor callsigns

Callsigns held now by people who previously held N6SLR.

  1. WI6LDactive· E
    DeArkland, DavidCAgranted 2026-03-28
  2. K1SLRcancelled· T
    Ling, Harold JNYgranted 2012-02-28cancelled 2012-09-28

All historical holders

Every license row we've seen with the callsign N6SLR, oldest first.

  • EHAT SR, FREDERICK F CA
    1988-06-14 → cancelled 2000-06-15
  • Ling, Harold J NY
    2011-05-14 → cancelled 2012-02-28
  • DeArkland, David CA
    2026-03-10 → cancelled 2026-03-28
← Back to N6SLR License history →