Originally Posted by
christianj
Not a major chain either but certainly a large company:
USAA Insurance
Funny thing is I cannot pay my car insurance with an AMEX card but USAA actually offers a USAA AMEX card to their members. I usually have to use my DC card at virtually all medical related places (my doctor, my chiro, my dog's vet, etc.)
Check again - just paid my auto ins. last month with Amex.