Times Tower Branch
- callcentre@nationalbank.co.ke
- 020-2213087, 0711038000, Fax: 020-2213084
- Weekdays 8.00am – 5.00pm, Saturday 8.30am – 12.00pm, Sunday Closed
South C (KEBS)
- callcentre@nationalbank.co.ke
- 020-2188235/2828000, 0711038000
- Weekdays 8.30am – 4.00pm, Saturday 8.30am – 12.00pm, Sunday Closed
