Amazon.com: HP 26X Black High-yield Toner Cartridges (2-pack) | Works with HP LaserJet Pro M402 Series, HP LaserJet Pro MFP M426 Series | CF226XD : Electronics
HP 150A Black Original LaserJet Toner Cartridge (W1500A) - BlueShield Computers & Electronics
HP 134A Black Original LaserJet Toner Cartridge, W1340A - Walmart.com