There are two ways to find the Paybill number of any company or organisation in Kenya.
Method 1
The first method involves entering the name of the company or organisation on the Safaricom Mpesa Tools Webpage, hit Search and get the Paybill number. You can also do a reverse lookup of a Paybill number.
Method 2
- Dial *234# on your Safaricom Line
- From the USSD Service Menu, select option 5, M-PESA Information.
- Next select option 4, Business Numbers
- Type in the name of the business and tap “Send”.
- Wait for the Paybill number to be displayed on your screen.
Source
Safaricom Ltd