(CNN)Wildfires have destroyed at least 2,400 buildings in Alberta, Canada, and forced the mandatory evacuation of more than 90,000 people -- including the entire city of Fort McMurray.
How to help: Fort McMurray, Canada, wildfire evacuees
Residents in the city were forced to leave a second time when the fire moved toward the emergency shelter in which they were taking refuge.
Several organizations are working to help the evacuees and could use support.
The Edmonton Food Bank is accepting food donations that people can drop off at grocery stores and fire stations throughout Alberta. Monetary donations are welcome as well.
The Edmonton Emergency Relief Services is requesting donations of diapers, baby wipes, pillows, toiletries, socks and underwear. Donations can be dropped off at its warehouse. The organization is also accepting monetary support for those who are not in Edmonton.
The Salvation Army is providing its services to first responders as well as food, clothing, and shelter to evacuees. Its also on hand for emotional support.
The Canadian Red Cross is asking for monetary donations to help provide shelter, clothing and food for evacuees. Volunteers are also encouraged to lend a hand.
Canadian Prime Minister Justin Trudeau also tweeted, "The Government will match individual donations to the Canadian Red Cross in support of wildfire relief efforts. Donate at redcross.ca."
The Calgary Humane Society is in need of hard kennels for pets displaced during the wildfire.
The Fort McMurray Fire Emergency Animal Assistance has a form online that evacuees can fill out to inform local authorities of pets left at home or for pets that need temporary housing.
Noralta Lodge is providing shelter and supplies for evacuees and emergency responders.
Airbnb is waiving all service fees for those affected by the wildfire and are checking in between May 3 and May 21, 2016. There are several hots listing accommodations for free.
For additional information on places to stay or to offer evacuees lodging, visit the YMMFire website.
The Canadian Red Cross has established a 24 hour hotline (1-888-350-6070) where people can receive assistance and register that they are safe.
Facebook activated its safety check feature for people in Fort McMurray.
The Regional Muncipality of Wood Buffalo is providing updates and evacuation routes via its Twitter account. The organization is also asking people to send safety status emails to firstname.lastname@example.org.
@511Alberta is also tweeting which routes are blocked and which ones are accessible.
CNN's Impact Your World team will continue to update this story as more details become available. If you have other ways to help, please tweet us @cnnimpact or email us at ImpactYourWorld@CNN.com.