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

K1SAK

Active

Herman, Isak

Location: Denver, CO
Class: Technician
Granted: 2019-12-06
Expires: 2029-12-06
Previous call: KE0YLI
FRN: 0028642635

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

Vanity availability

Held

Currently held

K1SAK 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

KE0YLIcancelled· T
Herman, IsakCOgranted 2019-11-18cancelled 2019-12-06

Prior holders later became

K6SAKactive· G
SAKION, PAULNMgranted 2019-03-27

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

K0RTS 2026-09-09
K7UGT 2026-09-09
W0RMH 2026-09-09
KB7PWB 2026-09-10
KF0RME 2026-09-10

Starting with K1

All →

K1AFR MA · 2026-09-10
K1RAG IN · 2026-09-16
K1CX NH · 2026-09-17
K1JNA CA · 2026-09-20
K1LED RI · 2026-09-21

Full history → Vanity availability → Callsign genealogy →