Invitation letter for VISA will be issued only to conference attendees who have fully registered in the conference. Please, send your request and the following information to Professor Mutka (conference co-chair) (

  • Full name as in your passport
  • Complete affiliation
  • Passport number
  • Date of issue
  • Date of expiration
  • Issued by (i.e. Your nationality)
  • Date of birth
  • Your residency status
  • Title and number of your paper (in case of authors)
  • Proof of registration

The PerCom organizing committee is obviously aware of and paying attention to the recent and ongoing changes to the VISA rules related to visitors from certain foreign countries entering the US. If these changes will affect your ability to attend PerCom, please let us know as soon as possible.