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

K0LDY

Active

Christiansen, Collin

Location: Sioux Falls, SD
Class: Technician
Granted: 2025-08-05
Expires: 2035-08-05
Previous call: KF0UUW
FRN: 0037280617

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

K0LDY is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KF0UUWcancelled· T
Christiansen, CollinSDgranted 2025-07-18cancelled 2025-08-05

License history

0 events

No recorded events.

More vanity slots coming available

From South Dakota

All →

KF0ROX 2026-09-24
KF0OBE 2026-09-27
KD0TGH 2026-10-09
KF0RSP 2026-10-11
N0PIZ 2026-10-11

Starting with K0

All →

K0RTS CO · 2026-09-09
K0WFI KS · 2026-09-10
K0KDD KS · 2026-09-17
K0BHM KS · 2026-09-20
K0DO MO · 2026-10-09

Full history → Vanity availability → Callsign genealogy →