30 days or less if the visa is about to expire; must hold a multiple-entry visa. — 90 days; — 90 days; not applicable to all nationalities. — 90 days within any 180-day period; — 90 days; not applicable to all nationalities. — 90 days; not applicable to all nationalities. — 30 days; not applicable to all nationalities. — 15 days; — 180 days; — 30 days; — certain nationalities can obtain an electronic Moroccan visa if holding a valid US visa. — 90 days; not applicable to all nationalities. — 15 days; — Indian nationals can obtain a visa on arrival to Oman if holding a valid US visa. — 30/180 days; visa must be multiple-entry; visa must have a validity of at least 6 months after date of arrival in Panama; visa must have been used at least once prior to arriving in Panama. — 180 days; for nationals of China and India only. — 7 days for nationals of China and 14 days for nationals India only. — 15 days; — 90 days; — certain nationalities can obtain an online travel authority if holding a valid US visa. — certain nationalities can obtain an electronic Turkish visa if holding a valid US visa. — Indian nationals can obtain a 14-day visit visa to UAE upon arrival if holding a US visa or green card that is valid for at least 6 months. — citizens of all nationalities who hold valid USA visa can obtain an Electronic Travel Authorization for up to 30 days. The visa may be extended online for 30 additional days C visa The C-1 visa is a transit visa issued to individuals who are traveling in "immediate and continuous transit through the United States en-route to another country". The only reason to enter the United States must be for transit purposes. A subtype C-2 visa is issued to diplomats transiting to and from the Headquarters of the United Nations and is limited to the vicinity of New York City. A subtype C-3 visa is issued to diplomats and their dependents transiting to and from their posted country. D visa D visa is issued to crew members of sea-vessels and international airlines in the United States. This includes commercial airline pilots and flight attendants, captain, engineer, or deckhand of a sea vessel, service staff on a cruise ship and trainees on board a training vessel.