On Monday, June 14th, the USCIS Vermont Service Center changed their receiving addresses because of a location change. The address changes are listed on New Alert below, this will affect Premium Processing Mail, H-1B Cap Mail and all other mail addresses to this service center location!
Please view this USCIS News Alert for more details and the new addresses:
Vermont Service Center Address Change
Source of Information:
USCIS (USCIS.gov), 6/14/21, News Alert: