CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/N6FSH

← Back to results

N6FSH

Active1x3District 6

Competitive callsign — 5 applications filed with the FCC.

License HolderMc Caa Jr, William D

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBoulder, CO

Grant DateDec 27, 2018

Expiration DateDec 27, 2028

N6FSH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Mc Caa Jr, William D in Boulder, CO. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Law 619, William R on Dec 6, 2018. N6FSH has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-. -.... ..-. ... ....

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

November Six Foxtrot Sierra Hotel

Readability: 7/10(Good readability)

License History

License IssuedDec 27, 2018
Vanity Callsign GrantedDec 27, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Law 619, William RFiled Dec 6, 2018
Not awardedFCC ↗
BRINKERHOFF, BRIAN EFiled Oct 25, 2012
Not awardedFCC ↗
BRINKERHOFF, REBECCA CFiled Oct 25, 2012
Not awardedFCC ↗
Zirkelbach, Eric AFiled Mar 31, 2005

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← N6FSE N6FSK →

FCC data as of Sep 3, 2026

Not awardedFCC ↗

Fishman, Robert CFiled Oct 10, 2003

Not awardedFCC ↗

N6FSH FCC Vanity Status: 5 Competing Applications & History