HamQTH is actually a cost-free callsign databases which supplies free callsign lookups. In addition it has an interface for software builders. all the things supplied by this click here Web page is cost-free and doesn't have any limitations.
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HamQTH is actually a cost-free callsign databases which supplies free callsign lookups. In addition it has an interface for software builders. all the things supplied by this click here Web page is cost-free and doesn't have any limitations.