Check local dirt and bark companies... Lanscaping material. It will also be cheaper to buy it that way, instead of anything bagged you might find. You will need a truck, however. Most times, they call them “playground chips”, just call to make sure they’re not Cedar.
I don’t know how you feel about it, but that’s ou can also get free fresh mulch from city dum sites. When the city has to trim trees or get rid of fallen branches, they chip it all and dump it at a free pickup site. Most people haul it away for garden and compost use, and if there aren’t cedar trees in your area, it should be okay. But you are running the risk of not knowing what plants got chipped, or if they were ever sprayed or treated. But it’s an option.