uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K5IB callsign genealogy

Currently held by DAVIS, NATHANIEL K

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 K5IB's current licensee, walking backwards.

  1. KM5WRcancelled· E
    Winslet, Mark DTXgranted 1999-11-20cancelled 2004-05-18
  2. KD5IQEcancelled· G
    Winslet, Mark DTXgranted 1999-11-20cancelled 2000-01-25

Successor callsigns

Callsigns held now by people who previously held K5IB.

  1. W5KYcancelled· E
    NEIDEN, KAY EOKgranted 2006-09-08cancelled 2016-03-11
  2. W5NKDexpired· E
    DAVIS, NATHANIEL KTXgranted 2002-04-28cancelled 2014-04-29

All historical holders

Every license row we've seen with the callsign K5IB, oldest first.

  • DAVIS, NATHANIEL K TX
    1998-07-22 → cancelled 2002-04-28
  • Winslet, Mark D TX
    2024-02-21 active
← Back to K5IB License history →