You can also click on the gridsquare labels to center the map on that square. Use the "Show gridsquares" checkbox to temporarily remove the gridsquare lines and labels if they get in the way.

Use this map to find amateur radio license holders in the USA. Click here for more info.

Use this map to find amateur radio license holders in the USA. Click here for more info.

Behind the scenes, this site has been slowly geocoding all active amateur radio addresses in the FCC license data. The FCC data includes all licenses which have a status of "active".