| telephon cord | Hörerschnur |
| telephone | anrufen |
| telephone a taxi | nach einem Taxi telefonieren |
| telephone adapter | Telefon-Saugadapter |
| telephone administration | Fernsprechverwaltung |
| telephone advertising | Telefonwerbung |
| telephone advice service | telefonische Auskunft |
| telephone alphabet | Telefon-Alphabet |
| telephone amplifier | Telefonverstärker |
| telephone answering device | Telefonanrufbeantworter |
| telephone answering device, TAD | Anrufbeantworter , AB |
| telephone answering devices | Telefonanrufbeantworter |
| telephone answering machine | Anrufbeantworter |
| telephone answering service | Abwesenheitsdienst |
| telephone answering set | Telefonanrufbeantworter |
| telephone bandwidth | Fernsprechbandbreite |
| telephone banking | Telefonbanking |
| telephone bill | Telefonrechnung |
| telephone book | Telefonbuch |
| telephone booth | Telefonzelle |
| telephone boothes | Telefonzellen |
| telephone box | Telefonzelle |
| telephone breakdown | Telefonausfall |
| telephone cabin | Telefonzelle |
| telephone cable | Hörerschnur |
| telephone call | Anruf |
| telephone call box | Fernsprechzelle |
| telephone canvassing | Telefonakquise |
| Telephone card | Telefonkarte |
| telephone central office | Hauptamt |
| telephone chain | Telefonkette |
| telephone channel | Fernsprechkanal |
| telephone charg | Telefongebühr |
| telephone charge | Fernsprechgebühr |
| telephone charge card | Prepaid-Karte |
| telephone charge cards | Prepaid-Karten |
| telephone charges | Telefonkosten |
| telephone chip card | Chip-Karte |
| telephone circuit | Fernsprecherschaltung |
| telephone communication | Fernsprechverbindung |
| telephone communications service | Fernsprechnachrichtendienst |
| telephone companies | Telefongesellschaften |
| telephone company | Fernsprechverwaltung |
| telephone conference | Telefonkonferenz |
| telephone conference equipment | Telefonkonferenzeinrichtung |
| telephone connection | Verbindung |
| telephone connections | Verbindungen |
| telephone connexion | Telefonanschluß |
| telephone console | Fernsprech-Vermittlungsschrank |
| telephone conversation | Telefongespräch |
| telephone conversations | Telefonate |
| telephone cord | Telefonschnur |
| telephone counselling service | Sorgentelefon |
| telephone current | Sprechstrom |
| telephone customer | Telefonkunde |
| telephone density | Fernsprechdichte |
| telephone dial | Telefonwählscheibe |
| telephone dialer | Telefonwählgerät |
| telephone directories | Telefonbücher |
| telephone directory | Telefonbuch |
| telephone ear-piece | Telefonmuschel |
| telephone engineer | Telefontechniker |
| telephone engineering | Fernsprechwesen |
| telephone enquiry | telefonische Anfrage |
| telephone equipment | Fernsprechanlage |
| telephone exchange | Zentrale |
| telephone exchanges | Telefonvermittlungen |
| telephone flex | Telefonschnur |
| telephone helpline | Telefonberatung |
| telephone hood | Telefonhaube |
| telephone hotline | Telefon-Hotline |
| telephone indicator | Telefonlampe |
| telephone information | telefonische Auskunft |
| telephone information service | Fernsprechansagedienst |
| telephone inquiry | telefonische Anfrage |
| telephone installation | Fernsprechanlage |
| telephone installations | Fernsprechanlagen |
| telephone installator | Sprechstelleneinrichter |
| telephone instrument | Fernsprechapparat |
| telephone interference | Telefonstörung |
| telephone interference factor | Fernsprechformfaktor |
