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Update Address

MFS offers you the convenience and flexibility of updating the address on your account online via MFS Access.Keeping your address up-to-date ensures that you receive fund documents and account statements in a timely manner.


  • Online
  • Phone & Mail
Updating address online with MFS Access

In order to update your address online, you must first sign up for MFS Access.

Step 1: Logging in to MFS Access

Select Manage my Accounts from the main menu of mfs.com and then click MFS Mutual Fund, IRA, and 529 Accounts (MFS Access).

  • If you are already set up with MFS Access, type in your user name/social security number and password, and you will be taken to your portfolio page.
  • If you are not set up with MFS Access, click "Sign up for MFS Access" and follow the online instructions. It will be helpful to have a recent account statement handy during this process.

Step 2: Updating your address

On the My Account page you will see a list of the funds you currently own. Select Change Address. Follow the step-by-step instructions.

Things you should know when updating your address:

For your protection, redemption requests within 30 calendar days of an address change must be received in writing, with a signature guarantee from a member firm of a domestic stock exchange or the Financial Industry Regulatory Authority (FINRA)TM, bank, savings association or credit union that is an eligible guarantor. A notary public is not an acceptable guarantor.
Updating address by phone

To update an address by phone, please call 1-800-225-2606 and speak to a service representative.

Updating address by mail

Provide either a signed letter of instruction with your account information and the new address or complete the appropriate service form for your account type.

  • Service Application
    Use this form to add or change account privileges/options on your existing MFS Mutual Fund account. Complete this form on your computer, print it, and mail it to us.
  • Retirement Plan Service Form
    IRA Service Application includes reduced sales charges, dealer changes, dollar-cost averaging, invest by phone, bank account information and automatic investment.
  • 529 Savings Plan Change Form
    Make changes to an existing 529 Savings Plan account.

Send the letter of instruction or completed form to:

For Regular mail
MFS Service Center, Inc.
P.O. Box 55824
Boston, MA 02205-5824
For Overnight mail
MFS Service Center, Inc.
c/o Boston Financial Data Services
30 Dan Road
Canton, MA 02021-2809