Amazon.com: HP Original 304A Black Toner Cartridges (2-pack) | Works with Color LaserJet CM2320 MFP, Color LaserJet CP2025 Series | CC530AD : Everything Else
HP 304A Black LaserJet Toner Cartridge (CC530A) - Newegg.com
Amazon.com: HP 304A Black Toner Cartridge | Works with HP Color LaserJet CM2320 MFP, HP Color LaserJet CP2025 Series | CC530A : Office Products