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

KS7J callsign genealogy

Currently held by BAHR, CASEY 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 KS7J's current licensee, walking backwards.

  1. K7LRScancelled· E
    Shorthill, Lawrence RIDgranted 2017-03-12cancelled 2019-02-20

Successor callsigns

Callsigns held now by people who previously held KS7J.

  1. NA7Uactive· E
    BAHR, CASEY SDEgranted 2025-02-05
  2. K7LRScancelled· E
    Shorthill, Lawrence RIDgranted 2017-03-12cancelled 2019-02-20

All historical holders

Every license row we've seen with the callsign KS7J, oldest first.

  • BAHR, CASEY S OR
    1997-08-21 → cancelled 2005-03-02
  • Shorthill, Lawrence R OR
    2017-02-23 → cancelled 2017-03-12
  • Shorthill, Lawrence R ID
    2019-02-20 active
← Back to KS7J License history →