I've added a few to my services list but many of such just accept btc, ltc and 1 or 2 others. I will do some more research for this. Just start with Moolah.
https://bitcointalk.org/index.php?topic=629994.msg7012313#msg7012313

ZipZap is a large one in the UK. "You can buy Bitcoins through ZipZap now and other alt currencies such as LiteCoin and Dogecoin in the near future. "
http://dcmagnates.com/zipzap-gets-new-payment-processor-resumes-service-to-20000-retail-locations/
https://www.zipzapinc.com/buy.php

"Sell Products and Services in 63 currencies and get paid in Bitcoin, Litecoin, Peercoin, Darkcoin, Dogecoin and Vertcoin"
http://www.edigicash.co/
(edigicash.co ‏@edigicash_co  1h @CryptoTraders Thank you for contacting us! We will add Cryptogenic Bullion to the list of potential candidates for the new release.)

http://www.multicoinage.com/ - not launched yet, keep an eye on
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Also perhaps we can connect with this, it's open source:
http://coinwidget.com/
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Another to-do thing: we can reach out to these people that are gonna make a documentary so CGB gets a place in it:
https://www.kickstarter.com/projects/chrishiggins/coined-the-story-of-cryptocurrency
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