It's this dealership that's selling them:
http://www.mbwestminster.com/index.htm
according the the Craigslist ad but I couldn't find any reference to Sprinter's on their website.

Sprinter's were being sold at Dodge and Freightliner dealers minus the MB badging.

__________________
1977 300d 70k--sold 08
1985 300TD 185k+
1984 307d 126k--sold 8/03
1985 409d 65k--sold 06
1984 300SD 315k--daughter's car
1979 300SD 122k--sold 2/11
1999 Fuso FG Expedition Camper
1993 GMC Sierra 6.5 TD 4x4
1982 Bluebird Wanderlodge CAT 3208--Sold 2/13