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.

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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.

What’s a 401 (a) plan? It's a retirement savings plan available to employees of certain tax-exempt organizations, such as governmental agencies and higher education institutions.

Before you borrow money from your 401 (k), it’s important to understand the potential consequences. Find out when it might be a valid option and the potential drawbacks to consider.

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

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

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

Find forms related to your Fidelity accounts.Access important forms whenever you need them on Fidelity NetBenefits®.

Here’s a straightforward comparison so you can see how Roth contribution stacks up against a traditional or pre-tax 401 (k), 403 (b), or Gov’t 457 (b) contribution.