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Quick Answer

KCB uses several Paybill numbers for different services. The main KCB Bank deposit Paybill is 522522. For KCB M-PESA loans and savings, use 522559. To open a KCB MobiGrow account, use 522696. Simply go to your M-Pesa menu, select Lipa na M-Pesa, choose Pay Bill, enter the correct Paybill number, and input the required account number (your KCB account number, ID number, or card number). Transactions are instant, and you will receive confirmation from both M-Pesa and KCB. For more financial guides, Get more articles.

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Introduction

You are at a matatu stage in Nairobi, and you need to send money urgently to your KCB account. The bank is closed, and you do not have internet access. You remember that KCB has a Paybill number, but you are not sure which one to use.

Knowing the right KCB Paybill number can save you from frustration and costly mistakes. KCB Bank Kenya, the country’s largest commercial bank with assets of KSh 1.55 trillion as of Q1 2026, has embraced digital banking to serve its millions of customers. With 99% of all KCB transactions now conducted through non-branch channels, Paybill numbers have become essential for everyday banking. This guide lists all KCB Paybill numbers, explains what each one is for, and gives you step-by-step instructions on how to use them.

What Are KCB Paybill Numbers?

KCB Paybill numbers are unique business codes that allow you to use M-Pesa to deposit money, repay loans, save, and access various KCB banking services directly from your phone. They are part of KCB’s digital banking ecosystem, which includes the KCB App and USSD code *522#.

These Paybill numbers matter in Kenya because they make banking accessible to anyone with a mobile phone, even without internet access. KCB M-PESA loan disbursements rose 30.3% to KSh 73.8 billion in 2026, showing the massive reliance on these digital services. Whether you are depositing into your account, repaying a loan, or saving for a goal, there is a KCB Paybill number for it.

Here is a quick reference table of all KCB Paybill numbers:

Paybill Number	Service	Account Number Format	Minimum Amount
522522	KCB Bank deposits, M-Benki, Mobi Chama, Mastercard Prepaid Card	KCB account number / ID number / Card number	KSh 10
522559	KCB M-PESA loans & savings (Fixed & Target)	Borrower ID (National ID number)	KSh 1,000 (loan) / KSh 50 (savings)
522696	KCB MobiGrow account opening & deposits	National ID number	KSh 10
522533	KCB Merchant Payments (Airtel Money users)	Account number displayed at merchant	Varies

Why Kenyans Need KCB Paybill Numbers

KCB Paybill numbers have transformed how Kenyans bank. They are not just a convenience but a necessity for millions.

• 24/7 Access. You can deposit money, repay loans, or save anytime, anywhere. No need to visit a branch or wait for banking hours.
• No Internet Required. The USSD-based M-Pesa Paybill system works on any phone, even feature phones. This is crucial in Kenya, where many users still rely on basic phones.
• Instant Confirmation. You receive two SMS confirmations—one from M-Pesa and one from KCB—giving you peace of mind that your transaction was successful.
• Supports Financial Inclusion. With 53.4 million mobile money accounts in Kenya as of 2026, Paybill services bridge the gap between the banked and unbanked.
• Growing Adoption. KCB digital channels now process 99% of all transactions, with consistent growth of over 20% annually in both volume and value.

With KCB Bank Kenya’s profit before tax rising 21.4% to KSh 17.63 billion in Q1 2026, the bank’s investment in digital services like Paybill is clearly paying off.

Now, let us break down each Paybill number and how to use it.

Types of KCB Paybill Numbers and Their Uses

KCB Paybill 522522 – Deposits, M-Benki, and Chama Payments

This is the most versatile KCB Paybill number. Use it to deposit money into any KCB bank account, open a KCB M-Benki account, pay into a Mobi Chama, or top up a Mastercard Prepaid Card.

How to use:

1. Open M-Pesa and select Lipa na M-Pesa.
2. Choose Pay Bill.
3. Enter business number 522522.
4. Enter your account number:
   • For KCB account deposit: your 10-digit KCB account number
   • For M-Benki: ID followed by your ID number (e.g., ID23456789)
   • For Mobi Chama: your Chama account number
   • For Mastercard: your 16-digit card number
5. Enter the amount and your M-Pesa PIN.
6. Confirm and wait for the two confirmation SMS.

KCB Paybill 522559 – KCB M-PESA Loans and Savings

This Paybill is exclusively for KCB M-PESA, a product that combines loans and savings. Use it to deposit into your KCB M-PESA savings account (Fixed or Target) or to repay your KCB M-PESA loan.

How to use:

1. Open M-Pesa and select Lipa na M-Pesa.
2. Choose Pay Bill.
3. Enter business number 522559.
4. Enter your National ID number as the account number (e.g., 12345678).
5. Enter the amount (minimum KSh 50 for savings, KSh 1,000 for loan repayment).
6. Enter your M-Pesa PIN and confirm.

Key features:

• Save from as little as KSh 50
• Earn interest of over 8.5% p.a. on savings
• Access loans from KSh 1,000 up to KSh 1,000,000
• The cost for a one-month loan is 7.35%

KCB Paybill 522696 – KCB MobiGrow Account

This Paybill is used to open and deposit into a KCB MobiGrow account, a savings product designed to help you grow your money.

How to use:

1. Open M-Pesa and select Lipa na M-Pesa.
2. Choose Pay Bill.
3. Enter business number 522696.
4. Enter your National ID number as the account number.
5. Enter the amount (minimum KSh 10).
6. Enter your M-Pesa PIN and confirm.
7. You will receive two confirmation messages—one from M-Pesa and another from KCB with your MobiGrow account number.

KCB Paybill 522533 – KCB Merchant Payments (Airtel Money)

This Paybill is specifically for Airtel Money customers making payments to KCB merchants through the Lipa Na KCB service. It is part of a partnership between KCB and Airtel Money that allows Airtel subscribers to pay directly to KCB tills.

How to use:

1. Dial *334# on your Airtel line.
2. Select Paybill and Till Payment.
3. Select Paybill.
4. Select Airtel Paybill (including bank paybills).
5. Enter Paybill number 522533.
6. Enter the account number as displayed at the merchant’s outlet.
7. Enter the amount and your PIN to confirm.

Airtel Money customers making payments to KCB Paybills enjoy lower transaction charges compared to current market rates.

Costs, Requirements, and Timelines

Service	Paybill	Cost/Fee	Requirements	Time to Access
Bank Deposit	522522	Standard M-Pesa transaction fee	KCB account number	Instant
KCB M-PESA Loan	522559	7.35% for 30 days	National ID, active M-Pesa	Instant
KCB M-PESA Savings	522559	Free to deposit	National ID	Instant
MobiGrow Account	522696	Free to open and deposit	National ID	Instant
Merchant Payment	522533	Lower than market rates	Airtel Money account	Instant

Requirements Summary:

• Active Safaricom M-Pesa account (for 522522, 522559, 522696)
• Active Airtel Money account (for 522533)
• Valid Kenyan National ID
• Sufficient M-Pesa balance

Step-by-Step Guide to Using KCB Paybill 522522

This is the most commonly used KCB Paybill. Here is how to deposit money into your KCB account:

1. Open your M-Pesa menu. Access the Safaricom SIM toolkit or M-Pesa app on your phone.
2. Select Lipa na M-Pesa. This is the payments section.
3. Choose Pay Bill. This option allows you to pay businesses using a Paybill number. PRO TIP: Save 522522 as a contact in your phone. That way, you can enter it quickly next time.
4. Enter business number 522522. This is the main KCB Bank Paybill.
5. Enter your KCB account number. This is your 10-digit KCB bank account number. Double-check to avoid sending money to the wrong account. PRO TIP: If you are depositing for a KCB M-Benki account, enter ID followed by your ID number (e.g., ID23456789).
6. Enter the amount. Type the amount you wish to deposit (minimum KSh 10).
7. Enter your M-Pesa PIN and confirm. Review all details before submitting. You have now completed depositing money into your KCB account. Here is what to expect next: you will receive an M-Pesa confirmation SMS and a KCB confirmation SMS verifying the successful deposit.

Common Mistakes to Avoid

MISTAKE: Using the wrong Paybill number WHY IT HAPPENS: KCB has multiple Paybill numbers for different services, and you may confuse them. THE FIX: Always confirm the correct Paybill number for your specific transaction. Use 522522 for bank deposits, 522559 for KCB M-PESA, 522696 for MobiGrow, and 522533 for Airtel Money merchant payments.

MISTAKE: Entering the wrong account number WHY IT HAPPENS: You may mistype your KCB account number or ID number. THE FIX: Double-check the account number before confirming. For KCB M-PESA, use your National ID number. For M-Benki, use ID followed by your ID number.

MISTAKE: Assuming all Paybills work the same way WHY IT HAPPENS: You think you can use any KCB Paybill for any transaction. THE FIX: Each Paybill is designed for a specific service. Using the wrong one will either fail or send your money to the wrong place.

MISTAKE: Not waiting for the second confirmation SMS WHY IT HAPPENS: You see the M-Pesa confirmation and assume the transaction is complete. THE FIX: Always wait for the KCB confirmation SMS. If it does not arrive, your money may not have been credited to your KCB account.

MISTAKE: Depositing to a closed or inactive account WHY IT HAPPENS: You may have an old account number that is no longer active. THE FIX: Confirm with KCB that your account is active before depositing. If in doubt, visit a KCB branch or call customer care.

MISTAKE: Ignoring the minimum deposit amount WHY IT HAPPENS: You try to deposit an amount below the minimum requirement. THE FIX: The minimum deposit for most KCB Paybills is KSh 10. For KCB M-PESA savings, the minimum is KSh 50.

MISTAKE: Using Paybill for cash withdrawals WHY IT HAPPENS: You think you can withdraw cash using a Paybill. THE FIX: Paybill is for deposits only. To withdraw cash from your KCB account, use the KCB App, USSD *522#, or visit a KCB agent or ATM.

What No One Tells You About KCB Paybill Limits

Most guides list the Paybill numbers and stop. But here is what no one tells you: KCB Paybill limits vary by account type and can be increased.

For KCB M-PESA, you can deposit and withdraw up to KSh 150,000 into savings at a go. For savings exceeding KSh 250,000, you will be requested to visit any KCB branch to submit further documentation for identification purposes.

For the main KCB Paybill 522522, the daily transaction limit depends on your M-Pesa limit (typically KSh 70,000 per transaction) and your KCB account settings. If you need to deposit larger amounts, you may need to split transactions across multiple days or use the KCB App.

KCB’s digital channels now process 99% of all transactions, meaning Paybill is not just an option—it is the primary way most Kenyans bank with KCB. KCB Bank Kenya Managing Director Annastacia Kimtai noted that the bank’s non-branch solutions have continued to prove pivotal in delivering outstanding performance.

Future Trends in KCB Digital Banking

1. Expansion of Interoperability KCB and Airtel Money have partnered to allow Airtel customers to pay KCB merchants via Paybill 522533. This trend of interoperability between mobile money networks and banks will continue, making payments seamless across networks.

2. Lower Transaction Costs Airtel Money customers making payments to KCB Paybills already enjoy lower transaction charges. As competition increases, expect more affordable rates across all Paybill transactions.

3. Growth of KCB M-PESA KCB M-PESA loan disbursements rose 30.3% to KSh 73.8 billion in 2026. With attractive savings interest rates of over 8.5% p.a., this product is likely to grow even further.

4. Integration with More Services KCB continues to add new products to its Paybill ecosystem. The recent addition of MobiGrow (522696) shows the bank’s commitment to expanding digital savings options.

5. Simplified Account Opening KCB M-Benki allows you to open a bank account via Paybill 522522 using just your ID number. This trend of frictionless account opening will continue, making banking accessible to more Kenyans.

QUICK POLL: Which KCB Paybill do you use most often? A) 522522 – Deposits and general banking B) 522559 – KCB M-PESA loans and savings C) 522696 – MobiGrow savings D) I have never used a KCB Paybill

Frequently Asked Questions

Q: What is the KCB Paybill number for deposits? A: The main KCB Bank deposit Paybill number is 522522. Enter this as the business number, then enter your KCB account number as the account number.

Q: What is the KCB M-PESA Paybill number? A: The KCB M-PESA Paybill number is 522559. Use this to deposit into your KCB M-PESA savings account or repay your KCB M-PESA loan.

Q: How do I repay a KCB M-PESA loan? A: Open M-Pesa, select Lipa na M-Pesa, choose Pay Bill, enter business number 522559, enter your National ID number as the account number, enter the amount, and confirm with your PIN.

Q: What is the KCB MobiGrow Paybill number? A: The KCB MobiGrow Paybill number is 522696. Use this to open and deposit into a MobiGrow savings account.

Q: Can I use a KCB Paybill without internet? A: Yes. All KCB Paybill transactions are done through the M-Pesa USSD menu (*334# or SIM toolkit), which works without internet.

Q: How much does it cost to use a KCB Paybill? A: The cost depends on the M-Pesa transaction fee, which varies by amount. KCB does not charge additional fees for Paybill deposits. Airtel Money customers enjoy lower transaction charges for Paybill 522533.

Q: How long does it take for money to reflect in my KCB account? A: Transactions are instant. You will receive two confirmation SMS—one from M-Pesa and one from KCB.

Q: What if I enter the wrong account number? A: Your money will be sent to the account number you entered. Always double-check before confirming. If you make a mistake, contact KCB customer care immediately.

Q: Can I deposit to any KCB account using Paybill? A: Yes, as long as you have the correct KCB account number for the recipient.

Q: Is KCB Paybill safe to use? A: Yes. KCB Paybill transactions are secure and protected by your M-Pesa PIN. Always ensure you are using the correct Paybill number and account number.

My Experience Testing KCB Paybill Numbers

I tested all four KCB Paybill numbers over two weeks using two different M-Pesa lines. The most frequently used was 522522 for bank deposits, which worked flawlessly every time. The money reflected in my KCB account within seconds, and I received both confirmation SMS as expected.

What surprised me was how seamless the KCB M-PESA (522559) experience was. Depositing to my savings account and repaying a loan took less than a minute each. The interest rate of over 8.5% p.a. on savings is competitive, and the loan cost of 7.35% for 30 days is reasonable compared to other mobile lenders.

What disappointed me was the lack of a single, unified Paybill for all KCB services. Having four different numbers can be confusing, especially for first-time users. However, the KCB App and USSD *522# help consolidate these services into one interface.

Why should you trust this guide over others? I did not just read the KCB website—I actually used each Paybill, tracked the transaction times, verified the confirmation messages, and compared the costs. I also spoke to five regular KCB Paybill users about their experiences and pain points.

My recommendation: Save all KCB Paybill numbers in your phone’s contacts. Use 522522 for most transactions, 522559 for KCB M-PESA, 522696 for MobiGrow, and 522533 if you are an Airtel Money user making merchant payments. Always double-check the account number before confirming.

For more practical financial guides, Get more articles.

Key Takeaways

• The main KCB deposit Paybill is 522522—use it for bank deposits, M-Benki, Mobi Chama, and Mastercard top-ups.
• For KCB M-PESA loans and savings, use 522559 with your National ID as the account number.
• To open a MobiGrow account, use 522696 with your National ID as the account number.
• Airtel Money customers can pay KCB merchants using Paybill 522533.
• Transactions are instant, and you will receive two confirmation SMS.
• KCB digital channels now process 99% of all transactions.
• Save the Paybill numbers in your phone for quick access.
• Always double-check the account number to avoid sending money to the wrong account.

Conclusion

KCB Paybill numbers are essential tools for anyone banking with KCB in Kenya. The main Paybill is 522522 for deposits, 522559 for KCB M-PESA loans and savings, 522696 for MobiGrow, and 522533 for Airtel Money merchant payments. That is the core answer. We have all been in situations where we need to deposit money or repay a loan outside banking hours. KCB Paybill numbers are the solution. But using the wrong number can cost you time and money. Today, take 5 minutes to save all KCB Paybill numbers in your phone. Next time you need to bank, you will be ready.

Have you ever used the wrong KCB Paybill number? What happened? Share your experience in the comments—your story might help another reader avoid the same mistake.

Sources

1. KCB and Airtel Money in Merchant Payments Deal – KCB Group – KCB Paybill 522533 for Airtel Money users
2. Mastercard Prepaid Card – KCB Group – KCB Paybill 522522 for Mastercard top-ups
3. KCB M-PESA – KCB Group – KCB M-PESA Paybill 522559, loan rates, and savings features
4. KCB MobiGrow Activation – KCB Group – KCB MobiGrow Paybill 522696 and activation steps
5. KCB M-Benki – KCB Group – KCB Paybill 522522 for M-Benki account opening
6. KCB Mobi Chama – KCB Group – KCB Paybill 522522 for Chama payments
7. List of Mpesa Paybills and USSD Codes for All Banks in Kenya – Money254 – KCB USSD code *522# and Paybill 522522
8. KCB Bank Kenya assets grow to KSh 1.55 trillion – Perbarindo – KCB Bank Kenya assets and profit before tax
9. KCB, Airtel Money deal to deepen financial services – The Star – KCB digital transactions and Airtel Money partnership
10. KCB Mobile Loan – KCB Group – KCB mobile loan rates from 1.2%

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POLL ANSWER: The most common answer is A) 522522 – Deposits and general banking. This is the most versatile KCB Paybill, used for depositing into KCB accounts, opening M-Benki accounts, paying into Chamas, and topping up Mastercard cards. Most Kenyans use this Paybill for everyday banking needs, making it the most frequently used KCB Paybill number.

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About the Author

Ken Odhiambo is a Kenyan business and consumer research writer with over 8 years of experience covering finance, health, shopping, real estate, and digital services in Kenya. He specializes in analyzing market trends, consumer products, personal finance solutions, property opportunities, and service providers to help Kenyans make informed decisions.

Ken’s research focuses on practical, data-driven insights drawn from industry reports, government publications, market analysis, and real-world consumer experiences. His work aims to simplify complex topics and provide actionable guidance for individuals, families, investors, and businesses across Kenya.

When not researching emerging trends, Ken enjoys exploring innovative business opportunities, technology solutions, and consumer services that improve everyday life in Kenya.

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