We answer the question “What is a 401 (k)?” breaking down how it works and offering answers about how to contribute to this retirement plan.

By using this website, you consent to the use of cookies as described here. However, if you do not agree to our cookies policy, you can change your cookie settings at any time. Fidelity Brokerage …

If your employer offers benefits through Fidelity, log in to Fidelity NetBenefits to see your 401 (k), 403 (b), health benefits, stock plans, and more.

Contact Fidelity by phone or online. For a personalized customer service experience, log in to NetBenefits.

Find clear answers to frequently asked questions about 401 (k) plans, rollovers, withdrawals, and employee benefits with Fidelity NetBenefits^®.

If your employer offers benefits through Fidelity, we can help you enroll. Set up a NetBenefits profile to explore your employee benefits.

Conveniently access your workplace benefits such as 401 (k)s and other savings plans, stock options, health savings accounts, and health insurance.

Find out how much you can save for retirement. See annual IRS contribution limits for 401 (k), 403 (b), & 457 (b) retirement plans.

Register for a new user account with NetBenefits. Secure, fast, and easy onboarding experience.

Learn how a Roth retirement plan works, how it differs from pre-tax contributions, and the new rule requiring some high earners to make Roth catch-up contributions.