Mail your completed Form N-300, and an accompanying documentation, to the USCIS Phoenix Lockbox facility at the following address:
P.O. Box 20100
Phoenix, AZ 85036
For USPS Express Mail/Courier:
Attn: Form N-600K
1820 E. Skyharbor Circle S
Phoenix, AZ 85034.
Note on Filing Fee:
When Completing Form N-600K: Avoid These Mistakes to Prevent Rejection.
Part 2, Information About Your Eligibility:
Download:US Naturalization Process
Part 8, Signature:
VisaPro provided excellent support and was always available to answer our questions.I unhesitatingly recommend VisaPro to anyone needing assistance with immigration needs.
- Steve Schroeder
We are all very happy to receive the Very Good News of my L1 Visa Approval. The full credit for this goes to you all at VisaPro team. I really appreciate all your hard and timely efforts in this case.
- Kishin Bhavnani