If you are a humane organization you can request assistance from PetSmart Charities.
From their site:
Request Help - Emergency Relief
We provide emergency relief funding and supplies to assist pets in three different types of situations:
- Large-scale disasters (e.g. hurricanes, fires and other natural disasters
- Multiple-animal rescue disasters
- One-animal victim of violence
PetSmart Charities is an independent, nonprofit 501(c)(3) organization that creates and supports programs that save the lives of homeless pets, raise awareness of companion animal-welfare issues, and promotes healthy relationships between people and pets. The largest funder ofunder of animal-welfare efforts in North America. PetSmart Charities has provided $100million in grants and programs benefiting animal welfare organizations. Our Vision is a lifelong loving home for every pet.
Please visit their website for complete details, forms and guidelines.