AU Small Finance Bank is a non-banking financial company or an NBFC. The bank offers an array of financial services, through which it allows quick and convenient solutions to all its customers. For any bank or money-related queries, you can get in touch through the AU Small Finance customer care number. Along with calling the toll free number, you also have the option to use the missed call facility.

AU Small Finance Bank Customer Care Number

If you are an existing customer of the AU Small Finance Bank,  you can call on the AU Small Finance bank helpline number.  Customers also have the option of calling the AU Small Finance bank toll free number for all kinds of queries, complaints and service requests. 

  • 1800 1200 1200, OR

  • 1800 26 66677.

In case you are unable to get through the toll free number, you can call on the following numbers also. Please keep in mind that calling the following numbers may be chargeable as per your mobile network service provider.

  • 0141 – 7141000

  • 0141 – 6133000

  • 0141 – 3071800.

Missed Call Banking Service

If you are too busy to call the AU Small Finance customer care number, you can enjoy the Missed Call Banking service. This service acts as an integral part. By giving a missed call on the numbers listed below, you can get the details of your account. You can also get a mini-statement as well as details of your account balance. 

  • For details on Account Balance, you can call the helpline number: 1800-120-2586.

  • To get a Mini Statement, you can call the toll free number: 1800-121-2586.

To check your FASTAG Balance, you can call on 9594-744-440.

AU Small Finance Bank Customer Care

In case you don’t want to call the AU Small Finance customer care number, the bank can also be contacted through their email ID. 

  • Customers can write an email to the bank for their complaints and concerns: 

  • If you are an NRI, there is a special email ID catering specifically to your needs. You can write to: 

  • For any investor-related concerns, you can write to: 

  • In the case of media-related concerns, send an email to:

AU Small Finance Bank Helpline Number for Credit Card

If you want to get in touch with the bank for any details or clarifications on your credit card, you can call the following numbers.

  • 1860 1200 1200 (toll free).

 Keep in mind that these are non-toll-free numbers:

  • 0141 - 7141000 

  • 0141-4455000.

In case you feel that your issue has not been resolved to your satisfaction within a period of 7 days, you can further escalate the issue with the Nodal Officer.  Given below are the names and contact details of the Nodal Officers in major regions:

Officer’s Name 


Contact Details

Rasmiranjan Sarangi

Maharashtra and Goa


Corporate House, G Block, 2nd Floor, Kanakia

Zillion, Junction of LBS & CST Marg, BKC Annex,

Kurla (West), Mumbai, PIN - 400070

+91 8422879342

Prashant Kasliwal



Plot No. C-6, Harikishan Somani Marg, Ajmer

Road, Jaipur, Rajasthan, PIN - 302001

+91 73400 12367

Vikash Kumar



SCO No. 240, Sector 12, Part 1, Urban Estate,

Karnal, Haryana 132001

+91 81302 22154

Inderdeep Kaur

Delhi, Ghaziabad and Gautam Budh Nagar districts of Uttar Pradesh

AU SMALL FINANCE BANK LIMITED F-4, Ground Floor, East of Kailash, New Delhi, PIN - 110024 +91 81300 96629


One of the largest small finance banks in the country, over the past six years of its journey, AU Small Finance Bank has contributed to the country’s economic development. With a focus on financial solutions, the bank is known for its principles that include inclusivity and simplicity. You can easily and swiftly get your concerns resolved and queries answered by getting in touch with the bank’s customer care executives.

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