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

KJ7F callsign genealogy

Currently held by DOBLER, TERRY L

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 KJ7F's current licensee, walking backwards.

  1. AD7MMactive· E
    Sperka, Bruce AAZgranted 2016-12-30
  2. KG7MXLcancelled· E
    Sperka, Bruce AAZgranted 2014-06-30cancelled 2016-12-30

Successor callsigns

Callsigns held now by people who previously held KJ7F.

  1. W7AMIactive· E
    DOBLER, TERRY LIDgranted 2024-11-05

All historical holders

Every license row we've seen with the callsign KJ7F, oldest first.

  • DOBLER, TERRY L ID
    1996-01-24 → cancelled 2005-01-14
  • Givens, James A OR
    2017-06-13 active
← Back to KJ7F License history →