https://www.navyfederal.org/how-to-become-a-member/how-to-become-a-member.php
Navy Federal's field of membership is determined by the National Credit Union Administration. If you fall under any of these categories, you're eligible to join:
DEPARTMENT OF DEFENSE (DOD)
UNIFORMED PERSONNEL
Army, Marine Corps, Navy, and Air Force Active Duty retirees, and annuitants
UNITED STATES COAST GUARD PERSONNEL
including Active Duty, reservists, civilian employees, retirees, and annuitants
DEPARTMENT OF DEFENSE RESERVISTS
Army, Marine Corps, Navy, and Air Force retirees and annuitants
ARMY AND AIR NATIONAL GUARD PERSONNEL
civilian employees, retirees, and annuitants
DELAYED ENTRY PROGRAM (DEP) PERSONNEL
Apply by visiting a branch with your enlistment contract.
DOD OFFICER CANDIDATE PROGRAMS
Midshipmen and cadets at the United States Naval Academy. United States Military Academy. United States Air Force Academy. United States Coast Guard Academy and the United States Merchant Marine Academy. Other office programs.
U.S. GOVERNMENT EMPLOYEES ASSIGNED TO DOD INSTALLATIONS
including Coast Guard
DOD CIVILIAN EMPLOYEES
including retirees and annuitants
DOD CONTRACTORS ASSIGNED TO U.S. GOVERNMENT INSTALLATIONS
FAMILY MEMBERS
including grandparents, parents, spouses, siblings, grandchildren, children (including adopted and stepchildren), and household members; Once your family members have joined, their family members are also eligible for membership.
