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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

NF1S callsign genealogy

Currently held by RF FARMS RADIO ASSOCIATION

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 NF1S's current licensee, walking backwards.

  1. KJ4MDScancelled
    RF FARMS RADIO ASSOCIATIONFLgranted 2009-05-15cancelled 2009-06-09

Successor callsigns

Callsigns held now by people who previously held NF1S.

  1. AK8Cactive· E
    O'Grady, MICHAEL AFLgranted 2026-05-30