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

KB7COP callsign genealogy

Currently held by SAMSON, CRYSTAL 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 KB7COP's current licensee, walking backwards.

  1. KI7KPScancelled· T
    CHANDLER, KAREN BUTgranted 2017-02-21cancelled 2017-03-12

Successor callsigns

Callsigns held now by people who previously held KB7COP.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB7COP, oldest first.

  • SAMSON, CRYSTAL A NV
    1987-09-08 → cancelled 1999-09-10
  • CHANDLER, KAREN B UT
    2017-03-12 active