Confidence: Medium · Source: FCC ULS · As of 2026-09-10

K1HHH

Active

Isayev, Mark

Location: Portland, OR
Class: General
Granted: 2025-12-30
Expires: 2035-12-30
Previous call: K1AXA
FRN: 0025026147

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

Vanity availability

Held

Currently held

K1HHH 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

K1AXAcancelled· G
Isayev, MarkORgranted 2021-08-27cancelled 2025-12-30
N7JEWcancelled· G
Isayev, MarkORgranted 2017-08-08cancelled 2021-08-27
KG7YNIcancelled· G
Isayev, MarkORgranted 2015-11-04cancelled 2017-08-08

License history

0 events

No recorded events.

More vanity slots coming available

From Oregon

All →

KD7SJF 2026-09-11
KK7TFX 2026-09-11
KD7SQL 2026-09-12
KD7SQM 2026-09-12
KD7SQN 2026-09-12

Starting with K1

All →

K1RAG IN · 2026-09-16
K1CX NH · 2026-09-17
K1JNA CA · 2026-09-20
K1LED RI · 2026-09-21
K1RKC NH · 2026-09-21

Full history → Vanity availability → Callsign genealogy →