← dxtra.com

📡 Amateur Radio Callsign Lookup

832,000+ FCC-licensed amateur radio operators · Free, no account required

K0LTO — Little Thompson Observatory Radio Club

CallsignK0LTO
NameLittle Thompson Observatory Radio Club
LocationBerthoud, Colorado
Grid squareDN70im
CQ zone4
Granted07/27/2019
Expires07/27/2029

From the FCC Universal Licensing System. Search another callsign above.

About This Database

This database contains all active FCC-licensed amateur radio operators in the United States, sourced directly from the FCC Universal Licensing System (ULS). Data includes callsign, operator name, license class (Technician, General, Advanced, Extra), location, and license expiration date. Updated weekly. No registration or account required — just type a callsign and search.

Find nearby repeaters → · FM Coverage Maps · FM Tropo DX Monitor

☞ Support this free site — shop on Amazon