These printers use the CB338WN cartridge:

HP Deskjet D-4200
HP Deskjet D-4200 Series
HP DeskJet D-4245
HP DeskJet D-4260
HP Deskjet D-4263
HP Deskjet D-4268
HP DeskJet D-4280
HP DeskJet D-4360
HP OfficeJet J-5700
HP OfficeJet J-5700 Series
HP OfficeJet J-5725
HP OfficeJet J-5730
HP OfficeJet J-5735
HP OfficeJet J-5738
HP OfficeJet J-5740
HP OfficeJet J-5750
HP OfficeJet J-5780
HP OfficeJet J-5783
HP OfficeJet J-5785
HP OfficeJet J-5788
HP OfficeJet J-5790
HP OfficeJet J-6400
HP OfficeJet J-6400 Series
HP OfficeJet J-6410
HP OfficeJet J-6413
HP OfficeJet J-6415
HP OfficeJet J-6450
HP OfficeJet J-6480
HP PhotoSmart C-4210
HP PhotoSmart C-4240
HP PhotoSmart C-4250
HP PhotoSmart C-4280
HP PhotoSmart C-4280 MFP
HP PhotoSmart C-4285
HP PhotoSmart C-4340 Series
HP PhotoSmart C-4342
HP PhotoSmart C-4343
HP PhotoSmart C-4344
HP PhotoSmart C-4345
HP PhotoSmart C-4348
HP PhotoSmart C-4380
HP PhotoSmart C-4382
HP PhotoSmart C-4383
HP PhotoSmart C-4384
HP PhotoSmart C-4385
HP PhotoSmart C-4388 All In One
HP PhotoSmart C-4390 All In One
HP PhotoSmart C-4400 Series
HP PhotoSmart C-4410
HP PhotoSmart C-4435
HP PhotoSmart C-4440
HP PhotoSmart C-4450
HP PhotoSmart C-4470
HP PhotoSmart C-4472
HP PhotoSmart C-4473
HP PhotoSmart C-4475
HP PhotoSmart C-4480
HP PhotoSmart C-4483
HP PhotoSmart C-4485
HP PhotoSmart C-4488
HP PhotoSmart C-4493
HP PhotoSmart C-4494
HP PhotoSmart C-4500
HP PhotoSmart C-4524
HP PhotoSmart C-4540
HP PhotoSmart C-4550
HP PhotoSmart C-4575
HP PhotoSmart C-4580
HP PhotoSmart C-4583
HP PhotoSmart C-4585
HP PhotoSmart C-4588
HP PhotoSmart C-4599
HP PhotoSmart C-5240
HP PhotoSmart C-5250
HP PhotoSmart C-5280
HP PhotoSmart C-5360
HP PhotoSmart C-5500
HP PhotoSmart C-5500 Series
HP PhotoSmart C-5540
HP PhotoSmart C-5550
HP PhotoSmart C-5570
HP PhotoSmart C-5580
HP PhotoSmart D-5345
HP PhotoSmart D-5360