| County | Postal Code | Region |
|---|---|---|
| Big Lakes | T0G | Slave Lake |
| Big Lakes | T0G 0A8, T0G 1E0 | High Prairie |
| Big Lakes | T0G 0B3, T0G 1K0 | Kinuso |
| Big Lakes | T0G 0B6, T0G 2C0 | Swan Hills |
| Big Lakes | T0G 0B7, T0G 2K0 | Wabasca |
| Big Lakes | T0G 0B9, T0G 0N0 | Chisholm Mills |
| Big Lakes | T0G 0C0 | Atikameg |
| Big Lakes | T0G 0C5, T0G 2B0 | Smith |
| Big Lakes | T0G 0C6, T0G 0W0 | Enilda |
| Big Lakes | T0G 0C9, T0G 0Z0 | Flatbush |
| Big Lakes | T0G 0K0, T0G 0A5 | Calling Lake |
| Big Lakes | T0G 0M0 | Canyon Creek |
| Big Lakes | T0G 0V0 | Driftpile |
| Big Lakes | T0G 0X0, T0G 0C3 | Faust |
| Big Lakes | T0G 1C0, T0G 0A3 | Grouard |
| Big Lakes | T0G 1G0 | Hondo |
| Big Lakes | T0G 1J0, T0G 0C8 | Joussard |
| Big Lakes | T0G 1X0, T0G 0C1 | Red Earth Creek |
| Big Lakes | T0G 2M0 | Widewater |
| Big Lakes | T0G 2N0 | Trout Lake |
| Big Lakes | T0G 2W0 | Peerless Lake |
| Big Lakes | T0H | High Level |
| Big Lakes | T0H | Marie Reine |
| Big Lakes | T0H 0A3, T0H 1E0 | Dixonville |
| Big Lakes | T0H 0A7, T0H 3W0 | Worsley |
| Big Lakes | T0H 0B0 | Bear Canyon |
| Big Lakes | T0H 0B1, T0H 2H0 | La Crete |
| Big Lakes | T0H 0B6, T0H 2A0 | Hines Creek |
| Big Lakes | T0H 0C3, T0H 0T0 | Cherry Point |
| Big Lakes | T0H 0C6, T0H 2G0 | Keg River |
| Big Lakes | T0H 0E1, T0H 2R0 | Nampa |
| Big Lakes | T0H 0E2, T0H 1A0 | Deadwood |
| Big Lakes | T0H 0E6, T0H 0N0 | Cadotte Lake |
| Big Lakes | T0H 0G5, T0H 4E0 | Zama City |
| Big Lakes | T0H 0G6, T0H 4A0 | Buffalo Head Prairie |
| Big Lakes | T0H 0S0 | Chateh |
| Big Lakes | T0H 1K0 | Eureka River |
| Big Lakes | T0H 1N0, T0H 0E9 | Fort Vermilion |
| Big Lakes | T0H 1R0, T0H 0B9 | Fox Lake |
| Big Lakes | T0H 2B0 | Hotchkiss |
| Big Lakes | T0H 2M0, T0H 0E5 | Manning |
| Big Lakes | T0H 2N2 | Northern Sunrise County |
| Big Lakes | T0H 2P0 | Meander River |
| Big Lakes | T0H 2T0 | North Star |
| Big Lakes | T0H 2V0 | Notikewin |
| Big Lakes | T0H 2W0, T0H 0B3 | Paddle Prairie |
| Big Lakes | T0H 2Y0, T0H 0C9 | Rainbow Lake |
| Big Lakes | T0H 3B0 | Saint-Isidore |
| Big Lakes | T0H 3X0 | John d'Or Prairie |
| Big Lakes | T0H 3Y0, T0H 0A8 | Cleardale |
| Big Lakes | T0H 4C0 | Gundy |
| Big Lakes | T0H 4G0 | Garden River |
The South African postal code is a four-digit number (street and box) that represents the territory of a particular country. Every area served by post offices, postal agents, postal depots or certain mail collection points.
South Africa postal code was introduced in the mid-1970s, on October 8 1973, with the introduction of automatic sorting.