| Subject | English | Polish |
| comp., MS | buyer ID | identyfikator nabywcy (A code that identifies the person who purchases the item from a supplier) |
| comp., MS | Caller ID | ID wywołującego (The identity of the originator of an incoming call) |
| comp., MS | caller ID | ID wywołującego, identyfikacja numeru (A feature that displays the identity of the originator of an incoming call on the device screen) |
| commun. | cell ID | identyfikator komórki |
| comp., MS | changeset ID | identyfikator grupy zmian (A numerical ID that is assigned to a specific changeset) |
| comp., MS | Conference ID | Identyfikator konferencji (A field label for the identifier of a conference that is conducted through a conferencing service provider) |
| comp., MS | Digital ID | identyfikator cyfrowy (A combination of a digital certificate and a public and private encryption key set) |
| comp., MS | dispatch ID | identyfikator wysyłania (A 32-bit integer that identifies a property set) |
| comp., MS | Document ID Lookup URL | Adres URL wyszukiwania identyfikatora dokumentu (A URL that is based on a query using the Document ID rather than the physical location of the item) |
| comp., MS | employee ID | identyfikator pracownika (A unique alphanumeric identifier that is associated with an employee) |
| fin., polit., tax. | excise ID number | numer akcyzowy |
| gen. | ID badge | identyfikator plakietka |
| law, immigr. | ID card | krajowy dokument tożsamości |
| comp., MS | ID number | numer identyfikacyjny (An ID that consists of one or more numbers) |
| comp., MS | immutable ID | identyfikator niezmienialny (A unique user identifier that must not change for the user over the lifetime of the user being in the system) |
| comp., MS | Invoice ID | Identyfikator faktury (A text field in the Invoice form. An auto-generated number) |
| comp., MS | job ID | identyfikator zadania (A unique identifier that is associated to an employee's job) |
| comp., MS | key ID | identyfikator klucza (A value that identifies the key for a packaged Windows Media file) |
| comp., MS | LOB Id | identyfikator LOB (An identifier used by the LOB system to perform create, update, and delete operations on an LOB entity. This identifier is unique per LOB entity type, but may not be unique across different types, solutions, and LOB systems) |
| med. | minimum guide catheter ID | minimalna średnica wewnętrzna cewnika prowadzącego |
| comp., MS | Partner ID | identyfikator partnera (An ID that allows someone to sign in to a non-Microsoft website that uses the Windows Live ID service) |
| comp., MS | position ID | identyfikator stanowiska (A unique identifier that is associated to a position, which is a role or occupation within the organization) |
| comp., MS | product ID | identyfikator produktu (A unique manually created alpha-numeric label that is used to identify a product) |
| comp., MS | reason ID | identyfikator przyczyny (The error (identification) number of the reason for a failure of a bulk import) |
| comp., MS | replica ID | identyfikator repliki (A value that uniquely identifies a replica) |
| comp., MS | uplink ID | ID pasma (The key ID of the root element in the license chain) |
| comp., MS | user ID | identyfikator użytkownika (An alphanumeric identification used to identify a particular user) |
| tax. | VAT ID number | numer identyfikacyjny VAT |