Mainflingen is a small settlement of about 3800 inhabitants, a constituent community of the municipality Mainhausen (near Frankfurt am Main) in Hesse, Germany.
Mainflingen longwave transmitter is a large facility for commercial longwave transmissions at Mainflingen, Hesse, Germany, which was built in 1956.
The Mediumwave transmitter Mainflingen (Mainflingen B) is a mediumwave transmission facility south of the A3 motorway near Mainflingen, Hesse, Germany.
CASIO mentions that in Europe, the watches will tune to the low frequency time signal radio station DCF77 located at Mainflingen in Germany or MSF at Anthorn (formerly transmitting from Rugby, Warwickshire) in the United Kingdom.