Gauteng
011 Area Code
Dialling code
Johannesburg region · from abroad +27 11
011 covers Johannesburg region. Telkom lists 45 towns and exchanges under it, among them Johannesburg, Randburg, Tembisa and Boksburg. To call a 011 number from another country, dial +27 11 followed by the 7-digit number.
Towns on the 011 code
A to Z, as listed by Telkom. Linked towns open their postal codes.
How to dial 011
| From a South African landline or mobile | 011 xxx xxxx |
| From another country | +27 11 xxx xxxx |
| From South Africa to another country | 00 + country code + number |
Frequently asked questions
Where is the 011 area code?
011 is the dialling code for Johannesburg region (Gauteng). Towns on it include Johannesburg, Randburg, Tembisa and Boksburg.
How do I call a 011 number from outside South Africa?
Dial +27 11 and then the 7-digit number: drop the first 0 of 011 after the +27 country code. From South Africa, dial all 10 digits starting with 011.
What is the difference between 010 and 011?
Both are released for the Johannesburg region by ICASA, and Telkom lists Johannesburg-area towns under both. Dial whichever the number starts with.
Is 011 a cellphone number?
No. 011 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.