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The deadly Typhoon Haiyan flattened hundreds of homes and forced hundreds of thousands of residents to evacuate to emergency shelters when it stormed ashore, bringing wind gusts reaching 170 mph, mudslides and flash floods.
Millions of residents have been displaced. Survivors were described as being in desperate need of clean drinking water and food as officials continue to survey the damage. Communications, electricity and water supplies are all down.
(Read more: US forces heading to storm-devastated Philippine islands)
The organizations listed below are deploying urgent relief efforts on the islands. See how you can help:
The Philippine Red Cross said it has mobilized teams on the ground to help with rescue and relief operations. Click the link to learn more.
The American Red Cross has launched a family tracing service among other aid operations. If you are unable to reach a family member in the Philippines, you can contact your local chapter of the American Red Cross to initiate a tracing case. Click on the link for more.
UNICEF is taking donations to help provide children with shelter, clean water, nutrition and vaccines.
World Food Programme, a United Nations organization, said it will be sending meals to those affected and working with local authorities on restoring communications. Click the link to donate or, if you are in the United States, text the word AID to 27722 to donate $10.
Save the Children is also mounting disaster relief efforts to help children and families in the region with emergency assistance.
World Vision said it will provide food and water to those in evacuation shelters. Click the link to make a donation.
Habitat for Humanity plans to offer shelter repair kits for families who need to re-build their damaged houses.
Operation USA said it will allocate donations directly to relief and recovery efforts.
National Alliance for Filipino Concerns (NAFCON) has created a disaster relief fund for victims in the Philippines.
Google has also launched a person finder.
-By NBC News