- Telephoto services (1)
- Cable, telegram, and telex services (5)
- Mailgram services (2)
- Telegram services (2)
- Telegraph services (3)
- Teletypewriter services (11)
- Telex services (1)
- Electronic mail (3)
- Facsimile transmission services (49)
- Nonvocal message communications (1)
- Transradio press service (1)
