AC1CO
Available2x2District 1
Competitive callsign — 1 application filed with the FCC.
License HolderRothman, Ronald M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationNorthborough, MA
Grant DateJul 7, 2017
Expiration DateJul 7, 2027
Cancellation DateDec 5, 2017
Available for ApplicationsDec 6, 2019
AC1CO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Rothman, Ronald M in Northborough, MA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by ORMOND, CEVIN on Oct 2, 2026. AC1CO has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.-. .---- -.-. ---
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Alpha Charlie One Charlie Oscar
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledDec 5, 2017
- System-Generated GrantJul 7, 2017
- License IssuedJul 7, 2017
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- ORMOND, CEVINFiled Oct 2, 2026Not awardedFCC ↗