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How do I replace a Safaricom SIM card step by step?

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(@sande)
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[#153]

I recently needed to replace my Safaricom line, either because of a lost SIM card or upgrading to a 4G SIM. At first, I thought I had to visit a shop, but I discovered you can actually do it yourself.

If you’re trying to replace your Safaricom SIM, here’s a simple guide.


Quick Answer

To replace a Safaricom SIM card, insert a new SIM, dial 1801PhoneNumberPIN*IMSI#, or contact customer care for assistance.


About Safaricom SIM Replacement

Safaricom allows SIM replacement for:

  • Lost SIM cards
  • Damaged SIM cards
  • Upgrade to 4G SIM

👉 You can do it yourself or via customer care.


Requirements for SIM Replacement

Before starting, ensure you have:

  • New Safaricom SIM replacement card
  • Your old phone number
  • Original SIM PIN
  • Active M-Pesa account

Method 1: Replace Safaricom SIM by Yourself (USSD Method)

Step 1: Insert New SIM Card

Place the replacement SIM card into your phone.


Step 2: Dial Replacement Code

Dial:
👉 *180*1*PhoneNumber*PIN*IMSI#

Example:
👉 180107123456780000*IMSI#


Step 3: Wait for Activation

The process may take some time before successful activation.


Method 2: Replace Safaricom SIM via Customer Care

Step 1: Contact Customer Care

Call:

  • 100 (Prepaid)
  • 200 (Postpaid)

Or reach out via social media.


Step 2: Provide Identification Details

You may be asked:

  • Phone number
  • SIM serial number
  • ID verification details

Step 3: Follow Instructions

Customer care will guide you through activation.


Alternative Option: Visit a Safaricom Shop

If the process is difficult, visit:

  • Safaricom shop
  • Authorized dealer
  • M-Pesa agent

👉 They will assist you directly.


Extra Tips and Best Practices

  • Keep your SIM PIN safe
  • Ensure your M-Pesa account is active
  • Buy SIM from authorized dealers only
  • Keep SIM packaging for serial number
  • Avoid sharing personal details

Common Mistakes to Avoid

  • Entering wrong PIN or IMSI
  • Using inactive M-Pesa account
  • Buying fake SIM cards
  • Sharing your SIM details
  • Not waiting for activation

FAQ

How much does a Safaricom SIM replacement cost?

KSh 50 for prepaid, free for postpaid.

Can I replace my SIM without going to a shop?

Yes, using USSD or customer care.

How long does SIM replacement take?

Usually a few minutes to a few hours.


Conclusion

Replacing a Safaricom SIM card is simple and convenient. You can do it yourself using USSD or get help from customer care or a shop.


 
Posted : March 28, 2026 6:34 pm