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Does the EB-3 have a ‘lockbox’ for sending forms?

The EB-3 uses 'lockbox' centers for sending forms, which optimize receipt. It is essential to follow official instructions to avoid errors and delays in the process.

Written by

Victoria Harper

Editor-in-Chief

Updated on December 4, 2025
2 min read
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To begin with, it is important to understand that the process for obtaining an EB-3 visa involves several steps and the submission of specific forms to the United States Citizenship and Immigration Services (USCIS). Within this context, the term ‘lockbox’ refers to designated centers where USCIS receives and processes certain forms and documentation sent by applicants.

In the case of the EB-3 visa, several of the required forms – such as Form I-140, which is the employment-based immigrant petition – can be sent to a Lockbox. These locations are structured to optimize the receipt and initial screening of documents.

Thus, when preparing your petition, it is necessary to pay close attention to USCIS instructions: which indicate the exact mailing address that varies according to the form and sometimes the sender’s location. It is essential to monitor updates on the official USCIS website, as addresses and procedures may change.

By following the specific instructions for each form, you increase your chances of avoiding errors in submission, which can result in delays or even petition rejection. It is worth remembering that all this complexity reinforces the importance of strictly following United States immigration laws.

If there are doubts during the filling out or submission of forms, seeking guidance from updated information directly from official sources is fundamental to avoid unnecessary expenses and pitfalls. Additionally, be wary of service offers that promise miraculous solutions or approval guarantees-these promises can hide risks and are often associated with scams or misleading marketing practices.

Regardless of the stage you are in the EB-3 visa process, staying well informed and cautious is indispensable. The use of the Lockbox system is only part of the processing flow USCIS adopts to ensure all forms are received correctly and securely.

Therefore, always carefully read the instructions present in the forms and official USCIS communications before sending anything. Remember: strictly following instructions and seeking reliable information not only protects you from future complications but also helps the process run more smoothly and within legal parameters.

Maintaining this attentive posture is an important step to avoid mistakes and ensure your case is properly reviewed by the United States immigration system.

Learn more about EB-3 Visa

Category
EB-3 Green Card (3rd priority)
PERM
Required
Requirement
Skilled worker
Processing
1-10 years
All about EB-3 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.

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Does the EB-3 have a ‘lockbox’ for sending forms?

The EB-3 uses 'lockbox' centers for sending forms, which optimize receipt. It is essential to follow official instructions to avoid errors and delays in the process.

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