Where can a Retail Investor buy commercial paper?

I don't see anything on the retail brokers, like Etrade, Ameritrade, IB, et alia.

Where can a retail guy buy commercial paper?

 

Define Commercial paper with an example.

 

https://www.investopedia.com/terms/p/paperdealer.asp

Or, you could do it the old-fashioned way.

 

https://www.investopedia.com/terms/c/commercialpaper.asp

 

I would be surprised if you could. A $1 million trade would probably be considered an odd-lot by most dealers.

 

Your favorite money market mutual fund owns a lot of this.

https://www.sec.gov/files/primer-money-market-funds-commercial-paper-market.pdf