Syria’s civil war has created the worst humanitarian crisis of our time. Half the country’s pre-war population — more than 11 million people — have been forced to flee their homes. I came across a Multi-faith alliance for Syria, an organization set up specifically to help them (don't know if it also receives federal money--many of these religious organizations do.
Looking quickly through the website of MFA the support seems primarily from Jews, with some Christian denominations and para-church non-profits, a few Muslim, and I saw one Hindu group. I'll need to look more closely at the individual websites. The format of this list is rather shaky since it's too complicated to rewrite the HTML code, but here is the first half of the list. I'm going to spot check the website. Some I know like Catholic Relief Services, Church World Service, ELCA, UCC. Others not at all.