A few weeks ago, one of my readers, Name Amit Sharma, emailed me for help. He was looking for a quick option to get the CRN number of his Kotak bank savings Account.
He was trying to register for Kotak Internet Banking to transfer money to a friend, but was stuck due to the customer ID, and he had no idea what it was or where to find it.
Does it sound familiar?
If you have ever faced this issue, don’t worry — this article is for you. Hi, I’m Nanne Parmar. According to Google Scholar, I’m a recognised finance author. In this post, I will walk you through every method to locate your Kotak Bank Customer Relationship Number in just seconds.
What is the CRN Number in Kotak Mahindra Bank?

As per the data from Kotak Mahindra Bank Wikipedia Page, It is one of the growing modern private sector banks with a net worth of ₹128,898 crore (approx $15 billion) as of 2024. It is popular for its digital products, such as CRN, but what exactly is it?
Every Kotak customer is assigned a unique 9-digit CRN (Customer Relationship Number) for easy to handle record. It adds an extra layer of security. Your CRN works like a master ID that links all your Kotak accounts—savings, current, credit cards, etc.—under one profile.
It is required for
- Internet & Mobile Banking login
- Customer service verification
- KYC verification
- Managing multiple Kotak services
- Use for unlocking Kotak savings account and credit card statement PDF
- Even for video KYC
So, it is required almost everywhere while you access Kotak services, so let’s explore how you can find it just using your smartphone. Let’s start with one of the easiest methods offered by Kotak –
1. Know Your CRN Via SMS Banking
Kotak Mahindra Bank offers an SMS service that instantly delivers your 9-digit Customer Relationship Number to your registered mobile number. Here’s how to do it:

- Open your phone’s Inbox and send an SMS,
- In the “Send To” option, enter any of these numbers: 9971056767 or 5676788.
- Type Message Body “CRN” and Tap on the Send Button.
- You will receive your 9-digit CRN instantly via SMS reply.
Pro Tip: Save it securely for future use.
Please note: It only works if your mobile number is linked to Kotak Mahindra Bank. If not, please visit your home branch and update your number by submitting the application form.
2. Check Bank Documents
Another quick way to find your Customer Relationship No. It is to check the documents that were provided to you when you opened your Kotak account. You may already have your CRN printed on official documents like:
- Passbook: The first page of your passbook usually contains your CRN number along with your account details.
- Debit/Credit Card: The Kotak Bank is usually printed on the back of your Kotak Debit or Credit card. Look below the magnetic stripe or near your name on the card.
- Welcome Kit: When you first opened your account, the welcome kit included various details, including your CRN No.
- Monthly Statements: If you receive monthly statements via email or post, your CRN can often be found on the statement. Check any of your old and new statements.
- Chequebook: Your CRN is sometimes printed on your chequebook, either on the first page or on the cover.
3. How to Know via Kotak NetBanking
This is another smart way that Kotak provides; it is quick to recover directly from the official website of Kotak Bank.
Here’s what you need to do:
- Go to The Search and open the Kotak Netbanking section.
- Click on the ‘Forgot CRN’ option on the login page.
- Select ‘I Want My CRN Number’.
- Enter the full +91 10-digit mobile number, Date of Birth, and follow the step-by-step process and verify via OTP.
- Once verified, the bank will send your CRN no. to your registered email ID or Phone number.
This option is helpful if you prefer handling things online without having to contact customer care.
4. Kotak WhatsApp Banking
Kotak Mahindra Bank also offers a convenient way to get your bank information using WhatsApp. Here’s how to do it:
- Add +91 22 6600 6022 to your phone contacts.
- Open WhatsApp and send “Hi” to the number.
- From the menu that appears, select “Bank Account”, then choose “Know My CRN”.
- You will receive an OTP to your phone for verification.
- Enter the OTP, and the bank will send you a link.
- Click on the link to retrieve your CRN along with your Full name.
This method is quick and easy for those who regularly use WhatsApp.
5. Kotak Mobile Banking
If you have the Kotak Mobile Banking app, recovering is just a few taps away. Follow these steps:
- Open the Kotak Mobile Banking app.
- On the login page, tap on “Forgot CRN & Reset MPIN”.
- Follow the instructions to verify your account using a Debit card.
- Once verified, the app will show your CRN, and you can reset your MPIN if necessary.
This method is convenient if you already have the app installed and need to reset your mobile banking credentials as well.
Still Can’t Find It? Reach Customer Care
If you’ve tried all the methods above and still can’t find your CRN, don’t worry—Kotak Mahindra Bank’s customer helpline staff is always ready to help. You can reach out via:
- Phone banking: You can call their latest Toll-free no. 1860 266 0811 (from 8:00 AM to 8:00 PM, Monday to Sunday, excluding Bank holidays). If your CRN is related to a Credit card account, you can call 1860 266 2666.
- Visit a Branch: Last but not least! You have to visit any Kotak branch and ask for help from the bank staff. They will ask for your account number, Mobile number, and ID proof to verify you.
Tip: You can use the branch locator on the Kotak website to find a branch close to you.
FAQs
Is the CRN the same as the customer ID?
Yes, CRN is commonly referred to as Customer ID in Kotak systems.
Can I get a CRN if I only have a Kotak credit card?
Yes, Kotak still assigns a CRN even if you only hold a credit card with them. It’s on the card or welcome letter.
Can I retrieve my CRN if I lost my registered mobile number?
Yes! If you already using the Kotak mobile banking app, simply log in and tap on the menu to view your CIF No., If not, visit the nearest Kotak branch with ID proof. They will help you update your number and recover your CRN.
Does a Kotak 811 account also have a CRN?
Absolutely. Every Kotak 811 digital account comes with a unique 9-digit CRN, just like a regular savings account.
No, never share your CRN and any banking information. It’s a very secret and confidential number and can be misused for account access or fraud.
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Have any other banking issues or questions? Drop them in the comments or connect with me directly via email.
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For more bank customer ID recovery guides, visit our complete list here: Find All Banks CIF and Customer ID List
Disclaimer: This content* on Easemoney finance company is for informational purposes only and should not be considered financial advice. Always consult a certified financial consultant before making any judgments based on the information provided.

This article was written by Nanne Parmar, a fintech expert with a DCA degree and a commerce background, with 6+ years of experience in finance, fintech, and banking. Nanne has worked extensively in AI tools for banking, financial calculators, and fintech products. As the founder of EaseMoney, he focuses on making complex financial concepts simple for Indian users.