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

KD5LRX callsign genealogy

Currently held by KLEIN, MAX E

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 KD5LRX's current licensee, walking backwards.

  1. KC5THWcancelled· E
    Klein, Max EAZgranted 2010-10-13cancelled 2014-10-17

Successor callsigns

Callsigns held now by people who previously held KD5LRX.

  1. KC5THWcancelled· E
    Klein, Max EAZgranted 2010-10-13cancelled 2014-10-17
← Back to KD5LRX License history →