If you are searching for an answer to that question, the best thing that you should do is to visit USCIS.GOV and you will be guided accordingly. Just to give you a scenario, here's what you should do:
Download the Naturalization Requirements Information (2 pages)- Make sure that you are eligible to apply for Naturalization. If you are, then;
Download the Document Checklist, Current Fees, Naturalization Eligibility Worksheet (8 pages)
- Read the Naturalization Eligibility Worksheet first and if your answers to all questions are "TRUE" then, you qualify to apply the Naturalization.
- Read and review the rest of the documents. Next;
Download the Form N-400 and the Instructions for Form N-400.
- Read the instructions carefully.
- Fill in the correct information about you (Form-400). It has 10 pages consisting into 14 parts. Each item has corresponding instructions given so; make sure, you download both.
Download the Form G-1145, E-Notification of Application/Petition Acceptance (1 page)
When you gathered all the required documents, filled up the form, and had the exact amount of money for the FEE then; file it. Take note:
1. All Applicants (except current or former members of the military, spouses of current members of the military, and close relatives of deceased members of the military.)
If you reside in Alaska, Arizona, California, Colorado, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, North Dakota, Ohio, Oregon, South Dakota, Utah, Washington, Wisconsin, Wyoming, Territory of Guam, or the Commonwealth of the Northern Mariana Islands, send your application to the USCIS Phoenix Lockbox Facility at the following address:
USCIS
P.O. Box 21251
Phoenix, AZ 85036
For Express Mail or courier deliveries, use the following address:
USCIS
Attn: N-400
1820 E. Skyharbor Circle S
Suite 100
Phoenix, AZ 85034
If you reside in Alabama, Arkansas, Connecticut, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Mississippi, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia, Commonwealth of Puerto Rico, or the U.S. Virgin Islands, send your application to the USCIS Dallas Lockbox Facility at the following address:
USCIS
P.O. Box 660060
Dallas, TX 75266
For Express Mail or courier deliveries, use the following address:
USCIS
Attn: N-400
2501 S State Hwy 121 Business
Suite 400
Lewisville, TX 75067
2. If you are Current or Former Members of the Military, Spouses of Current Members of the Military, and Close Relatives of Deceased Members of the Military, here's what you should do:
Send your application to the Nebraska Service Center (NSC) regardless of where you live and whether you are filing from within the United States or abroad. If you are the spouse of a current member of the military, or are the close relative of a deceased family member, send your application for naturalization to the NSC regardless of where you live and whether you are filing from the within the United States or abroad. Send your application to:
Nebraska Service Center
P.O. Box 87426
Lincoln, NE 68501-7426
For Express Mail or courier deliveries, use the following address:
Nebraska Service Center
850 S. Street
Lincoln, NE 68508
If you are filing your Form N-400 at one of the USCIS Lockbox facilities, you may elect to receive an e-mail and/or text message notifying you that your application has been accepted. Therefore, you must complete Form G-1145, E-Notification of Application/Petition Acceptance, and clip it to the first page of your application.
Filing Fee is $595 plus, $85 for biometric fee for a total of $680. There is No FEE required for military applicants. Also, the applicants who are 75 years of age or older are not charged a biometric fee.
Be reminded that FEES are accepted in the form of money order, personal check or cashier's check only. GOODLUCK!