Toner Bank 1-Pack Compatible Toner Cartridge for HP 49X Q5949X LaserJet 1320 1320N 1320TN 1320NW 3390 3392 4200 4250 4300 Laser Printer Ink Black - Walmart.com
Amazon.com: Xerox Replacement Toner Cartridge for HP LaserJet 4200 (Q1338A) : Office Products
A AZTECH Compatible Toner Cartridge for HP 42X Q5942X LaserJet 4300 4300n 4300tn 4300dtn 4350dtnsl 4350n 4350tn High Yield Printer Ink (Black, 2-Pack) - Walmart.com
Amazon.com: Laser Tek Services Compatible Toner Cartridge Replacement for HP 38A Q1338A Works with HP Laserjet 4200 4200N 4200TN Printers (Black, 1 Pack) - 10,000 Pages : Office Products
HP 4200 MICR Toner
HP Photosmart C4200 Ink Cartridges - HP C4200 Ink from $9.95
AAZTECH Compatible Toner Cartridge Replacement for HP 42X Q5942X LASERJET 4200,4250,4300,4350,4345 Series Printer Ink (Black, 5-Pack, High Yield 20,000 Pages) - Walmart.com
HP Q1338A , 38A for Laserjet 4200 series printers
Black Toner Cartridge Compatible with HP LaserJet 4200 (V4380)
Toner Bank 8-Pack Compatible Toner Cartridge for HP Q5942X 42X LaserJet 4300 4350 4350n 4240 4200 4250tn (8x Black) - Walmart.com