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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KI7TJ callsign genealogy

Currently held by OLCOVICH, THEODORE A

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 KI7TJ's current licensee, walking backwards.

  1. AG7MPcancelled· E
    Lawrence, KatrinaORgranted 2017-12-11cancelled 2018-06-12
  2. KI7SODcancelled· E
    Lawrence, KatrinaORgranted 2017-12-11cancelled 2018-03-13

Successor callsigns

Callsigns held now by people who previously held KI7TJ.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KI7TJ, oldest first.

  • OLCOVICH, THEODORE A ID
    2003-08-12 → cancelled 2015-11-11
  • Lawrence, Katrina OR
    2018-06-12 active
← Back to KI7TJ License history →