Updated on March 17, 2021 at 3:31 pm NBC Universal, Inc. D.C. now uses a pre-registration system for getting in line for a COVID-19 vaccine. The portal launched in mid-March replaced a system that crashed as thousands of people tried to book appointments. The new system allows you to submit information, then you will receive a text, call or email when it’s time to book your appointment. Download our NBC Washington app for iOS or Android to get alerts for local breaking news and weather. Here are answers to frequently asked questions about the new system: What's a pre-registration? When you pre-register, you're telling DC Health that you're interested in getting a vaccine. When it's your turn, you'll get contacted to book an appointment.