North West
018 Area Code
Dialling code
Southern North West · from abroad +27 18
018 covers Southern North West. Telkom lists 57 towns and exchanges under it, among them Potchefstroom, Klerksdorp, Mmabatho and Mafikeng. To call a 018 number from another country, dial +27 18 followed by the 7-digit number.
Towns on the 018 code
A to Z, as listed by Telkom. Linked towns open their postal codes.
How to dial 018
| From a South African landline or mobile | 018 xxx xxxx |
| From another country | +27 18 xxx xxxx |
| From South Africa to another country | 00 + country code + number |
Frequently asked questions
Where is the 018 area code?
018 is the dialling code for Southern North West (North West). Towns on it include Potchefstroom, Klerksdorp, Mmabatho and Mafikeng.
How do I call a 018 number from outside South Africa?
Dial +27 18 and then the 7-digit number: drop the first 0 of 018 after the +27 country code. From South Africa, dial all 10 digits starting with 018.
Is 018 a cellphone number?
No. 018 is a geographic landline code. South African mobile numbers start with codes in the 06x, 07x and 08x ranges.
Other codes in the same province
Region from ICASA's Numbering Plan Regulations; towns from Telkom's dialling code list. Checked 30 September 2026.