HamQTH is a free of charge callsign database which provides free callsign lookups. In addition, it has get more info an interface for application builders. Everything provided by this website is gratis and does not have any limitations.
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HamQTH is a free of charge callsign database which provides free callsign lookups. In addition, it has get more info an interface for application builders. Everything provided by this website is gratis and does not have any limitations.