not that I know of
This page is about the conversational phrase not that I know of
You can say this if you've been asked a question and, to the best of your knowledge, the answer is "no".
- "Has anyone reported a lost dog?"
"Not that I know of, but I'll check for you. Just a moment."
- "Are there any vegetarian restaurants around here?"
"Not that I know of, but I'll ask Nick. He'd know."
1. Also "Not that I'm aware of", "Not as far as I know" and "Not to my knowledge"
2. You can use this if you're asked a "yes/no" question about information, but not if you're asked a "yes/no" question about how you feel or what you think.
To which question could you answer "Not that I know of"?
Contributor: Matt Errey