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

W1CRN callsign genealogy

Currently held by SANFORD, WENDALL B

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 W1CRN's current licensee, walking backwards.

  1. KB1ULPcancelled· T
    Martel, James ZCTgranted 2010-06-21cancelled 2016-01-26

Successor callsigns

Callsigns held now by people who previously held W1CRN.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W1CRN, oldest first.

  • SANFORD, WENDALL B MA
    1988-04-26 → cancelled 2000-04-27
  • Martel, James Z SC
    2016-01-26 active