How do i contact the national visa center nvc? National Visa Center (NVC) Phone: (603) 334-0888 7:00 a.m. - 12:00 midnight EST Monday through Friday (excluding holidays) Please note only English-speaking representatives are available on this line. The NVC is unable to answer nonimmigrant visa questions by fax or email. I have a J-1 exchange visitor visaWhy work with nvolv? We’ve benefited tremendously from his approach, knowledge, insights, candor, integrity and grace as he’s helped us tackle strategic issues. The Nvolv team is wicked smart, action-oriented, and empathy-centered in their approach to driving large-scale change.Can i contact the nvc by fax or email? The NVC is unable to answer nonimmigrant visa questions by fax or email. and have questions about a waiver of the Two Year Home Country Foreign Residence Requirement. and have questions about my pending application for a Waiver of the Two Year Home Country Foreign Residence Requirement.How do i contact envolve? Contact. For Envolve business inquiries, please dial 1-844-234-0810 or fill out the form below requesting more information. If you are a Member or Provider, please go to the Members & Providers page to be directed to your online portal. If you are a member of the media, please contact [email protected].