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N1DDO

Available1x3District 1

Competitive callsign — 3 applications filed with the FCC.

License HolderSHAFFER, BURTON

License ClassGeneral

Min. Class RequiredGeneral

LocationFRAMINGHAM, MA

Grant DateJul 9, 1994

Expiration DateJul 9, 2004

Cancellation DateJul 11, 2006

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N1DDO

Available1x3District 1

Competitive callsign — 3 applications filed with the FCC.

License HolderSHAFFER, BURTON

License ClassGeneral

Min. Class RequiredGeneral

LocationFRAMINGHAM, MA

Grant DateJul 9, 1994

Expiration DateJul 9, 2004

Cancellation DateJul 11, 2006

Available for ApplicationsJul 10, 2006

N1DDO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SHAFFER, BURTON in FRAMINGHAM, MA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Orcutt, David D on May 8, 2017. N1DDO has 1 recorded FCC license history event.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

November One Delta Delta Oscar

Readability: 7.5/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (1x3).

License History

License ExpiredJul 11, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Orcutt, David DFiled May 8, 2017
Not awardedFCC ↗
BENTLEY, OTIS HFiled Feb 13, 2008
Not awardedFCC ↗
Phraphoom, PrasongFiled Feb 13, 2008
Not awardedFCC ↗

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FCC data as of Sep 4, 2026

N1DDO FCC Vanity Status: 3 Competing Applications & History