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

K1GJS callsign genealogy

Currently held by CUMISKEY, GARY 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 K1GJS's current licensee, walking backwards.

  1. KG5WIZactive· E
    SPEARMAN Mr., GERALD JTXgranted 2019-06-01

Successor callsigns

Callsigns held now by people who previously held K1GJS.

  1. KG5WIZactive· E
    SPEARMAN Mr., GERALD JTXgranted 2019-06-01
  2. W1GRCcancelled· E
    CUMISKEY, GARY RMAgranted 2014-02-13cancelled 2015-04-25

All historical holders

Every license row we've seen with the callsign K1GJS, oldest first.

  • CUMISKEY, GARY R MA
    1998-12-17 → cancelled 2004-05-11
  • SPEARMAN, GERALD J TX
    2018-12-07 → cancelled 2019-06-01
← Back to K1GJS License history →