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

KS5F callsign genealogy

Currently held by DSC RADIO GROUP

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 KS5F's current licensee, walking backwards.

  1. K5FSKcancelled· E
    KNOX, FRANK STXgranted 2005-05-07cancelled 2007-08-29
  2. KE5ENFcancelled· T
    KNOX, FRANK STXgranted 2005-04-18cancelled 2005-05-07

Successor callsigns

Callsigns held now by people who previously held KS5F.

  1. K5NTXactive
    North Texas Radio GroupTXgranted 2022-10-12

All historical holders

Every license row we've seen with the callsign KS5F, oldest first.

  • DSC RADIO GROUP TX
    2002-06-04 → cancelled 2002-07-06
  • KNOX, FRANK S TX
    2017-06-08 active
← Back to KS5F License history →