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

K4ECH

Cancelled

Harkness, Eric C

Location: Tucson, AZ
Class: Technician
Granted: 2022-11-02
Expires: 2033-01-29
Previous call: KG7APA
FRN: 0022306732

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Vanity availability

158d

Available on 2027-02-14

K4ECH cancelled on 2025-02-14. Hold ends in 158 days.

Last held by Harkness, Eric C (AZ).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Previously held by current licensee

KG7APAcancelled· T
Harkness, Eric CAZgranted 2013-01-11cancelled 2013-01-29

Prior holders later became

K2ECHactive· T
Harkness, Eric CAZgranted 2025-02-14

License history

0 events

No recorded events.

More vanity slots coming available

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Full history → Vanity availability → Callsign genealogy →