billing@colbd.com
01847200197, 01847200198
Dear bKash user, please use bKash App's "Make Payment" to pay your bill to our Account 01844005353 !! Please pay from your Personal account, NOT from Merchant account!
Online Payment

OTP will be sent to your registered mobile number
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Pay your bill quickly and conveniently with Net Banking, Credit Cards or Mobile Banking. Now you can pay with below options:

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