| 6481 | Song d.o.o. | http://www.song.hr |
| 6482 | Sonik d.o.o. | http://www.sonik.hr |
| 6483 | Sony Center | http://www.sonycenter.com.hr |
| 6484 | Sony Hrvatska | http://www.sony.hr |
| 6485 | Sorex LN d.o.o. | http://www.sorex.hr |
| 6486 | SP Flegar | http://www.sp-flegar.hr |
| 6487 | Spačva d.d. | http://www.spacva.hr |
| 6488 | Spalato nekretnine | http://www.spalato.hr |
| 6489 | Spalldi d.o.o. | http://www.spalldi.com |
| 6490 | Spartak d.o.o. | http://www.spartak.hr |
| 6491 | Spaz d.o.o. | http://www.turno.hr |
| 6492 | SPCO Borovo Naselje | http://www.spco-borovonaselje.org |
| 6493 | Special d.o.o. | http://www.special.hr |
| 6494 | Specijalna Bolnica Liganj | http://www.sbl.hr |
| 6495 | Spectra Media d.o.o. | http://www.spectra-media.hr |
| 6496 | Spekto d.o.o. | http://www.spekto.hr |
| 6497 | Speleološki klub Samobor | http://www.speleo-klub-samobor.hr |
| 6498 | Speranza d.o.o. | http://www.speranza.hr |
| 6499 | Spiller Farmer d.o.o. | http://www.spillerfarmer.hr |
| 6500 | Spin Valis d.d. | http://www.spinvalis.hr |