K7AQ (since 1987)
Retrieving application detail received on 2026-07-08 for ULS File Number

0012106825

Field Name  ·  Applicant

Italic names are derived; accent values differ from the applicant’s prior license.
Applicant TypeI - Individual
Entity TypeL - Licensee or Assignee
Entity NameYoo, Changbum
Attention
First Name / Middle Init / Last Name / Name SuffixChangbum Yoo
Street Address16560 Harbor Blvd Ste i
Po Box
LocalityFountain Valley
CountyOrange County
StateCA - California
Postal Code92708
Zip Location33°42'38.1"N 117°57'04.1"W
MaidenheadDM13ar
FRN0009078916
Geo Region6 / CA
Licensee ID/SGINL00696529 / 000
CallsignKO6LHZ
Last Action Date2026-07-28
Radio ServiceHA - Amateur
App PurposeMD - Modification
App SourceI - Online
App StatusG - Granted
Entered Timestamp2026-07-08
Fee Control NumPGC5267099
Orig PurposeMD - Modification
Receipt DateWed 2026-07-08
Payment Date2026-07-08
Is From Vec
Is Trustee
Operator GroupC - 1x3
Licensee ClassG - General
New Seq CallsignN
Trustee Callsign
Trustee Name
ULS Group / ULS RegionC / 6
Prev Callsign / Prev Class
Vanity Relationship
Vanity TypeE - By List
Fee Exempt / WaiverN / N

Vanity callsigns

Seq#Vanity Callsign
1 K6IWY

Action history

Action DateAction Type
2026-07-08FVPCNF - Payment Confirmed
2026-07-08RECMD - Modification Received
2026-07-09RDLCOM - Redlight Review Completed
2026-07-28APGRT - Application Granted
2026-07-28PLAUPR - Paperless Authorization Printed