JO31UO Meaning of JO31UO in English Stations in this subsquare: DB1DT, DD7DAC, DD7DJ, DF0VK, DF7DEM, DF7DJ, DF7FCG, DF9DJ, DK0DZ, DK9DN, DL1DAW, DL1DAZ, DO7DYL See all stations in JO31 Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012