3900 kHz — 3.9 MHz

Name: FreqBuddy radio frequency database
License: https://freqbuddy.com/

HF / shortwave, 77 m band. 3 stations listed.

Stations listed on 3900 kHz
Station	Country	Location	Power (kW)	Schedule (UTC)	Language
Amateur Radio Region 2 Phone	International	Worldwide	—	24h	Various
Hulunbei'er Xinwen Zonghe Pindao	China	Hailar	10.000	0900-1440	Chinese
Hulunbei'er Xinwen Zonghe Pindao	China	Hailar	10.000	2130-0700	Chinese