BLY, TEXAS. Bly was six miles north of Mount Pleasant in northern Titus County. A post office opened there in 1893, with George W. Bistline as postmaster. In 1896 the settlement had a gin, a mill, a blacksmith shop, and a population of twenty-five. Its post office was closed in 1908, and by 1936 Bly no longer existed.
Wright Patman, History of Post Offices–First Congressional District of Texas (Texarkana, Texas, 1946?).