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WD4ISK

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderAmspaugh, Samuel K

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationEl Paso, TX

Grant DateJun 3, 2014

Expiration DateJun 3, 2024

Cancellation DateJun 6, 2026

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WD4ISK

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderAmspaugh, Samuel K

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationEl Paso, TX

Grant DateJun 3, 2014

Expiration DateJun 3, 2024

Cancellation DateJun 6, 2026

Available for ApplicationsJun 4, 2026

WD4ISK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Amspaugh, Samuel K in El Paso, TX. 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 Amspaugh, Samuel K on May 16, 2014. WD4ISK has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Whiskey Delta Four India Sierra Kilo

Readability: 6.5/10(Good readability)

This callsign is available now

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

License History

License ExpiredJun 6, 2026
License IssuedJun 3, 2014
Vanity Callsign GrantedJun 3, 2014
License ExpiredMar 7, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Amspaugh, Samuel KFiled May 16, 2014
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← WD4ISJ WD4ISQ →

FCC data as of Jul 29, 2026

WD4ISK FCC Vanity Status: 1 Competing Application & History