Do not delay in making VISA arrangements for entry into the United States if needed. Such arrangements are the responsibility of attendees and other participants and may take up to several months. Depending on country of origin and length of stay in the United States, you may or may not require a VISA to enter the country
How to Obtain a Visa
Complete information on VISA requirements, and if needed, how to apply for a VISA to enter the United States can be found on the US Government website.
Conference Invitation Letter
If needed, authors of accepted papers may request an invitation letter to be used with your Visa application to attend ASC2018. Email requests for invitation letters to: email@example.com
Note: In some cases, Visa Offices will not accept electronically transmitted invitation letters.
US Point of contact information (for visa application purposes):
ASC2018 Conference Secretariat
4333 Brooklyn Avenue NE
Seattle WA 98195-9490