Your A-number can be found on your Permanent Resident card. It is an “A” followed by nine digits. If your A-number only has 8 digits, please add a zero before entering the other digits.
Articles in this section
- When can I apply?
- Some of my documents are not in English, can I translate them myself?
- My green card will expire soon. If I apply for citizenship now, do I need to renew my green card?
- I lost my green card, do I need it to apply for citizenship?
- If I make a mistake on my N-400, will USCIS deny my application?
- What is an A-Number?