As others have mentioned, Digital Ocean and Linode would probably be good options here.
If you're looking for something even smaller and cheaper than $5/mo, I've had luck with BuyVM. They've very cheap, have good customer support, a nice panel, and you get an entire /64.
If you're looking for something even smaller and cheaper than $5/mo, I've had luck with BuyVM. They've very cheap, have good customer support, a nice panel, and you get an entire /64.