| Subject | English | Estonian |
| commun., IT | digital subscriber line | digitaalne abonendiliin |
| commun., IT | digital subscriber loop | digitaalne abonendiliin |
| commun. | international mobile subscriber identity | helistaja ja vastuvõtja rahvusvaheline mobiilside tunnus |
| obs., commun. | international mobile subscriber identity | helistaja ja vastuvõtja rahvusvaheline mobiilside abonendi tunnus |
| comp., MS | subscriber access number | abonendi juurdepääsunumber (A number that is configured in a Private Branch eXchange (PBX) that allows a subscriber to access their Microsoft Exchange mailbox over the telephone) |
| comp., MS | subscriber database | tellija andmebaas (In replication, a database instance that receives replicated data) |
| law, commun. | subscriber number | tarbija number |