Certainly. None of these require 6 figure payments. There are some setup fees, (very reasonable) and then they usually charge per action (items packed, computers checked, etc).

Ones I worked with and would recommend: http://parcelport.net, http://amplifier.com/

Ones that I talked with but didn't have personal experience (yet)http://www.im-logistics.com, http://archway.com, http://www.capacityllc.com/

Each has their own pros and cons and it depends on what you're trying to accomplish.

We use One World Direct at Everlane. Photojojo also uses OWD.

http://www.owd.com/ http://www.everlane.com http://http://photojojo.com/

Forgot to mention, there is a lot of pros/cons to 3rd party fulfillment and it has to be done right. If you seriously decide to look into 3PL warehouses, I'll be happy to give you more info about what you need to look at.

http://www.shipwire.com/ is used by many Kickstarter projects.

I have no relationship with them. I just read about them in an article.