Diamond bank is literally among the top best Nigerian bank, and due to that, they have successfully provided various ways of reaching out to them.

On this article, you will learn how to reach out to Diamond, contact Diamond bank and layout your complains before their desk. And they are very quick to pickup your question.

Diamond bank customer care service number is just active, and vibrant among others. They have provided different ways to contact them.

Of course, they are bunch of reason why you need to contact your bank. Banks aren’t perfect and you as the customer isn’t perfect too.

You can contact your bank due to the reason that your Diamond bank transfer code has stopped working, cheque retrieval, cancelling of debit card when stolen, your bank transfer pin has been changed and many other numerous reasons.

Ways to contact Diamond bank?

You can also contact Diamond bank via Email, Live Chat, SMS and Social Media.

*. Phone number

*. Social websites like: Twitter, Facebook, Instagram

*. Email address

*. Live Chat

For your protection, please do not write your full 16 digit credit or debit card number in any correspondence with us.

Before you contact Diamond bank, please read this:

Please “mask” your 16 digit card number by providing the first 6 and last 4 digits when you write to us (e.g. 496029******1234). You should also never disclose passwords, PINs or Online banking security codes to any third parties. Diamond Bank would never ask customers for such information by email, phone or in person.

diamond live chat

Diamond Bank Customer Care Live Chat

The Diamond bank customer care live chat is quite easier, and much more faster. Where you can log on and chat with their customer care live and direct.

*. Go to Diamond live chat platform HERE.

*. Enter your name

*. Your email

*. Your phone number

*. Then enter your message, which most contain your account number.

Please when filling out the form, enter your name that is the same with your Account name. Your phone number must be associated with your bank account.

Contact Diamond back Online on Social media

Another platform of contacting Diamond bank customer care service is via social media. And twitter has been reported to be the fastest among them.

*. Twitter: @DiamondBankng

*. Facebook: DiamondBankNG

*. Instagram: @diamondbankng

Diamond Bank Customer Care Number

Diamond bank customer care number is 07003000000, while there is the (+2347003000000 outside Nigeria). If you’ve got any problem, please proceed by calling the aforementioned number.

Well, Diamond bank customer care service can also be called “Diamond Care” And the organization explained that “Diamond Care is Diamond Bank’s multimedia and interactive Contact Centre”

And they also boasts that Diamond Care phone lines are available 24/7 and you can speak with us in English, Pidgin, Hausa, Igbo, and Yoruba.

Support customer care

Diamond bank customer email

If you still insists, you can also contact Diamond bank by using the below contact email. Please read the instructions before messaging Diamond bank.

*. [email protected]

*. [email protected]

*. [email protected]

Diamond Bank Office

Diamond Bank PLC (Head Office, PGD’s Place)

PGD’s Place, Plot 4, Block 5, BIS Way, off Lekki-Epe Expressway, Lekki, Lagos

Telephone: +234-01-4489830, 0700-300-0000

Fax: +234-1-2619728

Always know that Diamond bank Swift Address is DBLNNGLA. And you can always visit any Diamond branch for more information.


  • Good day, I was debit 10,000 without paid using keystone bank ATM on the 21/12/2018. Which I went to a Diamond bank branch to complained severally but nothing has been done. I regret banking with Diamond ever since they migrated to Access Bank. I’m planning to sue them to court if they didn’t reverse the money before march end.

  • I have not been able to use my mobile app, it keeps given me this error “Internal System Error” this is so frustrating. I have to go to the bank for small bank transfers. you guys need to get your act together.
    PS: This have been happening for 2 months now!

  • i made a withdrawn (3,100) form a POS (First Bank) on the 5th of march 2019. i was charge but i was not paid so i did it again the second time it paid me. now the first withdrawn, the money has not bonus back to my account i have a patient for some time, am not happy about it at all. i have gone to my bank several times and nothing has been done about it i even gone to the place where i made the withdrawment form until now nothing has been done please help me

  • Someone paid money into my account since Sunday 30th June, 2019 through Western Union Until now no alert

  • someone tried sending me money since on the the 2nd I have not received an alert and I even checked my account balance ,and they have Debited the person

  • Some issue me a cheque, on getting there the cashier wrote DCR on it, what is the meaning and why I didn’t get paid because the cashier refused to explain to me. What happened ???

  • Pls i used access bank pos and my transaction wsnt completed, but i was debited, since three days now am yet to see the refund, pls u guys should do somthing fast about this

    • Hello James, it usually takes days, or at least a week for failed debited transaction to be refunded. Anyways, if after a week, there is update from your own bank, then you have to reach your bank’s customer care service, either by calling, messaging or visiting them concerning the issue.

  • Please they debit me since last month and I was not paid have went to the bank to complain about this issue but not solve please help me out thanks

    • Hello, if you haven’t receive the message or email, then check your Diamond bank account balance and if its not there. You can still wait through out this week, and if it still doesn’t appear, on 16th, Monday quickly lay your complains at the nearest bank address.

  • My concern is why would the body in charge of banks allow diamond bank to be debiting people and not refunding our money within the stipulated time, it shows they are incompetent and should not operate as a financial system, I was debited 3300 and 7000 on two occasions from a POS transaction, I already don’t put money into the account again

  • i want to contact you for a failed business transaction- I sent money on Monday the person has not received the money. I tried calling you, your phone is not going through neither is your so called live chat and the accompanying email. everything is grounded. how do you serve people like this? it is so annoying. please try and up your game. it is not every body that is playing some are very serious with their business.

    • Please understand that we are NOT AFFILIATED or ENDORSED with/by DIAMOND BANK. Contact the bank straight via their Twitter handle, calls, email or visit the nearest branch. Thank you.

  • I made a transfer 20,000 naira from wema bank account to my diamond bank account number 0096978855 yesterday but up till now I have not seen my account credited. Owolabi Olajide Stephen is my name

  • My using mobileApp just one day asking me my device not registered of which have been using and I tried to re register yet i didn’t receive the verification number and I continued three times I was finally disabled. So need urgent assistance

  • Tried recharging my phone and was debited 1,000 naira but didn’t get the airtime niether did the money reversed. This happened on the 20th of October.

  • please someone send me some money since almost five days ago now and I have not been credited in my account and I have made a complain through the customers care service and yet they have not found any solution about it

  • I want to complain that someone send money to my account but i did not see the alart. I don’t know if the money have enter

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