Related Clues:
- Communication that might include 'OMG' and 'TTYL'
- ___ number
- Long-distance copy
- Pupil's book
- Write to on a cell phone
- Send a high-tech message to
- Student's buy
- Communicate by thumbing
- Interoffice memo, maybe
- Business card number
- Send by phone
- Communicate by cell phone
- Book to study
- You might use T9 when composing one
- Part of a sentence