Orion’s Belt
Craft Literary
Cursed Dragon Publishing
Fantastic Four
Flash Fiction Magazine
Flash Fiction Online
Flash Point
Flash Frog
Fractured Lit
Mister Magazine
Haven Spec
Hexagon
Many wor(l)ds
Papers Publishing
Crow and Cross Keys
Diabolical Plots
Beaver Magazine
Crab Apple Lit
Emerge Lit
There are a couple more but they aren't in my tracker and I forgot to write them down.
Though only 13 of those have replied