Sierra Leonean vehicle registration plates start with a group of two letters,
indicating the province and district of registration:
- EK - Kenema, Eastern Province
- EL - Kailahun, Eastern Province
- EM - Kono, Eastern Province
- NB - Bombali, Northern Province
- ND - Koinadug, Northern Province
- NK - Kambia, Northern Province
- NP - Portoloko, Northern Province
- NT - Tonkolili, Northern Province
- SB - Bo, Southern Province
- SM - Moyamba, Southern Province
- SN - Bonthe, Southern Province
- SP - Pujehun, Southern Province
- WR - Western Rural, Western Province
- WU - Western Urban (ie, Freetown), Western Province