Visto n' Visa
Blog
Notícias e artigos
Destinations
Careers
Immigrants

How many letters of recommendation do I need?

For the O visa, it is recommended to include between five and seven recommendation letters from independent sources that demonstrate your extraordinary achievements and skills.

Written by

Victoria Harper

Editor-in-Chief

Updated on May 15, 2025
2 min read
Share

The O visa is intended for professionals who demonstrate extraordinary abilities in areas such as arts, sciences, education, business, or sports. Since it is aimed at individuals who significantly stand out in their fields, the petition preparation must gather a series of documents proving their recognition and merit.

Among these documents, letters of recommendation play an important role by evidencing your relevance and contribution in your area of expertise. Although there is no fixed rule that determines an exact number of recommendation letters for the O visa, the recommended practice is usually to include between five and seven letters. This range is seen as adequate to reinforce the argument of your extraordinary ability, as long as each of the letters comes from respected sources and recognized professionals in the area, preferably independent from your direct employer.

Each letter should detail your achievements and the relevance of your work, helping to build a solid picture of your professional trajectory. It is essential to carefully follow the laws and criteria established by the United States immigration system and, whenever possible, rely on support from trustworthy sources.

Caution is recommended when choosing consultancies or companies that promise miraculous solutions or guarantee results, as the process must strictly comply with the country”s immigration regulations. Staying well informed with reliable sources and avoiding dubious marketing campaigns is essential to ensure that your petition is built with the necessary solidity. Remember: every case is unique and can benefit from a personalized approach regarding the documentation. Therefore, it is important to analyze the case carefully and thoroughly, always observing the current legal guidelines.

Learn more about O-1 Visa

Requirement
Extraordinary ability
Initial validity
3 years
Extension
1 year at a time (unlimited)
Processing
2-4 months
All about O-1 Visa
Victoria Harper

Editor-in-Chief

Meet the author

Leading journalism and editorial content at Visto n’ Visa, Victoria helps make immigration topics clear, trustworthy, and easy to understand. Her focus is on delivering useful, human, and relevant content for people exploring new paths abroad.

Victoria's tips

How many letters of recommendation do I need?

For the O visa, it is recommended to include between five and seven recommendation letters from independent sources that demonstrate your extraordinary achievements and skills.

Recommended reading about O-1

More content about O-1