| Subject | English | Slovene |
| fish.farm. | "CFR" identification number | identifikacijska številka "CFR" |
| fish.farm. | external identification number | zunanja identifikacijska številka |
| tax. | identification number | identifikacijska številka |
| fin., econ. | international securities identification number | koda ISIN |
| fin., econ. | international security identification number | koda ISIN |
| comp., MS | personal identification number | PIN (A unique and secret identification code similar to a password that is assigned to an authorized user and used to gain access to personal information or assets via an electronic device) |
| med. | producer's identification number | identifikacijska številka pridelovalca |
| tax. | tax identification number | davčna številka |
| tax. | value added tax identification number | identifikacijska številka za DDV |
| tax. | VAT identification number | identifikacijska številka za DDV |
| med., pharma. | worldwide unique case identification number | globalna enotna identifikacijska številka primera |