http://aprs.fi/info/N3UJJ

http://www.mountainlake.k12.mn.us/ham/aprs/path.cgi?call=N3UJJ

http://www.db0anf.de/app/aprs/stations/basic-N3UJJ

http://www.openaprs.net/engine/info/N3UJJ

http://www.findu.com/cgi-bin/find.cgi?call=N3UJJ