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KO4PDR

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKEEFE, JOSEPH C

Min. Class RequiredTechnician

LocationCORONA, NM

Grant DateApr 7, 2021

Expiration DateApr 7, 2031

Cancellation DateMay 10, 2021

Available for ApplicationsMay 11, 2023

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KO4PDR

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKEEFE, JOSEPH C

Min. Class RequiredTechnician

LocationCORONA, NM

Grant DateApr 7, 2021

Expiration DateApr 7, 2031

Cancellation DateMay 10, 2021

Available for ApplicationsMay 11, 2023

KO4PDR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by KEEFE, JOSEPH C in CORONA, NM. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by HUMPHRIES, GERALD on Sep 14, 2021. KO4PDR has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- --- ....- .--. -.. .-.

CW Weight: 41 units(Heavy (slower to send))

Voice Phonetics

Kilo Oscar Four Papa Delta Romeo

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledMay 10, 2021
System-Generated GrantApr 7, 2021
License IssuedApr 7, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

HUMPHRIES, GERALDFiled Sep 14, 2021
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← KO4PDQ KO4PDS →

FCC data as of Sep 3, 2026

KO4PDR FCC Vanity Status: 1 Competing Application & History