Types of U.S. Visas | A Comprehensive Guide by Amin Pardaz International
One of the most important steps in traveling, studying, working, or immigrating to the U.S. is choosing the right visa based on your goal. The U.S. offers various types of visas depending on the activity type and length of stay. Understanding the differences and requirements of each visa can help you make a quick and correct decision.
Amin Pardaz International, with years of experience in immigration and academic consulting, helps Iranian applicants stay informed about the latest visa rules and available pathways.
Main Categories of U.S. Visas
U.S. visas are generally divided into two main categories:
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Non-Immigrant Visas – for temporary stays such as tourism, study, or short-term work
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Immigrant Visas – for individuals intending to live permanently in the U.S. (Green Card)
Top Non-Immigrant Visas:
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F1 – Student Visa:
For international students enrolled full-time at U.S. schools, colleges, or universities. Includes eligibility for OPT (Optional Practical Training) after graduation. -
J1 – Exchange Visitor Visa:
For cultural or academic exchange programs, research, internships, or fellowships. Participants typically return to their home country afterward. -
B1/B2 – Tourist and Business Visa:
B1 is for business trips; B2 is for tourism, family visits, or medical reasons. Usually valid for six months with possible extensions. -
H1B – Skilled Worker Visa:
For professionals with a job offer from a U.S. employer. One of the most competitive work visas in the U.S. -
O1 – Extraordinary Ability Visa:
For individuals with outstanding achievements in fields like arts, science, athletics, or business. Strong documentation required. -
TN Visa – For Canadians and Mexicans:
Issued under the NAFTA agreement for specific professional jobs, only available to Canadian and Mexican citizens.
U.S. Immigrant Visas (Permanent Residency)
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Family-Based Visa:
For individuals with close relatives who are U.S. citizens or permanent residents. -
Employment-Based Immigrant Visa:
For individuals hired for permanent jobs by a U.S. employer. -
DV Lottery (Green Card Lottery):
Annual diversity visa program offering permanent residency to selected individuals from eligible countries. -
EB-5 Investor Visa:
For individuals who invest at least $800,000 in approved U.S. projects to gain permanent residency.
U.S. Visa Comparison Table
Visa Type | Purpose | Use Case | Duration | Sponsor Required |
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F1 | Student Visa | Full-time study | Program + OPT | Yes (university) |
J1 | Exchange Program | Internship, research | Varies | Yes |
B1/B2 | Tourist/Business | Travel, visit, treatment | Up to 6 months | No |
H1B | Skilled Work | Professional employment | Up to 6 years | Yes (employer) |
O1 | Special Talent | Artists, scientists | Up to 3 years | Yes |
DV Lottery | Green Card Lottery | Permanent residency | Permanent | No |
EB-5 | Investment | Investment-based residency | Permanent | No |
Family-Based | Family Sponsorship | Residency via relatives | Permanent | Yes (family) |
Conclusion
Understanding the differences between U.S. visa types helps you choose the right path for your study, travel, or immigration plans. Amin Pardaz International provides expert consultation to guide you every step of the way. Unsure which visa is best for you? Contact us today.
Amin Pardaz International
The oldest student recruitment agency approved by the Ministry of Science
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Admission services for bachelor's, master's, and doctoral programs
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Doctoral scholarships
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Student visas for Canada and the USA
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Tourist visas for Canada and the USA
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Expedited appointments for U.S. embassy tourist and student visas
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Resume, statement of purpose, study plan, and travel plan writing
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Registration for language tests (IELTS, TOEFL, Duolingo, GRE, GMAT, etc.)
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Credit card payment services (tuition fees, payments for all foreign websites) with minimal time and fees
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Visa pickup services
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Monday to Friday
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Contact via WhatsApp and Telegram:
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001-647-8866347
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001-647-8869641
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001-647-8869642
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Website: Aminpardazintl.ca
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