You have many possibilities if you want to purchase a vintage corded phone. If you want to see and touch the phone before purchasing, an antiquarian is the best place. But if you want to have a wilder choice, Ebay is a strong choice, because you can find a corded phone from many sources.

.cordless-phones.uk.com/corded-phones/business-phones/print/relate-2100

I am Magic Jack, and I prefer my phones neither corded nor flip. But thanks for the thought!

I believe you are referring to a "corded" phone.

Some parts are the keyboard, circuit board, and etc