FEMA Registration Deadline is less than 30 days away - Dec. 31. Survivors can register online anytime, day or night at www.DisasterAssistance.gov, or with a smartphone or other Web-enabled device at m.fema.gov. You can also register by phone anytime by calling 800-621-3362. The TTY number is 800-462-7585. Multilingual operators are available 24 hours a day, seven days a week. Wait for the English message to finish to reach the multilingual operators.