Browse by alpha:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Search for post offices
Advertise with a banner advert here - >> more details
| Place Name | Street Code | PO Box Code | City | Province |
| O'KENNEDYVILLE | 7550 | DURBANVILLE | Western Cape | |
| O/W WOMAN | 1804 | ORLANDO | Gauteng | |
| OAK GLEN | 7530 | BELLVILLE | Western Cape | |
| OAK GROVE | 5380 | COFIMVABA | Eastern Cape | |
| OAK PARK | 3201 | PIETERMARITZBURG | Kwazulu Natal | |
| OAK VIEW | 3201 | PIETERMARITZBURG | Kwazulu Natal | |
| OAKDALE EST | 7530 | BELLVILLE | Western Cape | |
| OAKDALE LGD | 7530 | BELLVILLE | Western Cape | |
| OAKDENE | 7580 | KUILS RIVER | Western Cape | |
| OAKDENE | 2190 | JOHANNESBURG | Gauteng | |
| OAKDENE EXT 1 | 2190 | JOHANNESBURG | Gauteng | |
| OAKDENE EXT 2 | 2190 | JOHANNESBURG | Gauteng | |
| OAKDENE UIT 1 | 2190 | JOHANNESBURG | Gauteng | |
| OAKDENE UIT 2 | 2190 | JOHANNESBURG | Gauteng | |
| OAKLANDS | 4339 | 4345 | VERULAM | Kwazulu Natal |
| OAKLANDS | 3604 | NAGINA | Kwazulu Natal | |
| OAKLANDS | 1739 | KRUGERSDORP | Gauteng | |
| OAKLANDS | 2192 | JOHANNESBURG | Gauteng | |
| OAKMORE EXT 7 | 1635 | TEMBISA | Gauteng | |
| OAKMORE UIT 7 | 1635 | TEMBISA | Gauteng | |
| OAKRIDGE EST | 7806 | CONSTANTIA | Western Cape | |
| OAKRIDGE LGD | 7806 | CONSTANTIA | Western Cape | |
| OAKTREE | 1739 | KRUGERSDORP | Gauteng | |
| OAKVILLE | 5170 | TSOLO | Eastern Cape | |
| OATLANDS | 1739 | KRUGERSDORP | Gauteng | |
| OATLANDS | 6139 | GRAHAMSTOWN | Eastern Cape | |
| OATLANDS KHW | 1739 | KRUGERSDORP | Gauteng | |
| OATLANDS NORTH | 6139 | Eastern Cape | ||
| OATLANDS SIHS | 1739 | KRUGERSDORP | Gauteng | |
| OATLANDS-NOORD | 6139 | Eastern Cape | ||
| OBANJENI | 3867 | MTUNZINI | Kwazulu Natal | |
| OBERHOLZER | 2499 | 2502 | CARLETONVILLE | Gauteng |
| OBERHOLZER EXT 1 | 2499 | CARLETONVILLE | Gauteng | |
| OBERHOLZER EXT 9 | 2499 | CARLETONVILLE | Gauteng | |
| OBERHOLZER UIT 1 | 2499 | CARLETONVILLE | Gauteng | |
| OBERHOLZER UIT 9 | 2499 | CARLETONVILLE | Gauteng | |
| OBSERVATION HILL | 3370 | LADYSMITH | Kwazulu Natal | |
| OBSERVATORY | 7925 | 7935 | CAPE TOWN | Western Cape |
| OBSERVATORY | 2198 | 2187 | JOHANNESBURG | Gauteng |
| OBSERVATORY EXT | 2198 | JOHANNESBURG | Gauteng | |
| OBSERVATORY UIT | 2198 | JOHANNESBURG | Gauteng | |
| OCEAN DRIVE IN | 4399 | TONGAAT | Kwazulu Natal | |
| OCEAN PEAKS | 7140 | - | Western Cape | |
| OCEAN VIEW | 4449 | STANGER | Kwazulu Natal | |
| OCEAN VIEW | 5247 | EAST LONDON | Eastern Cape | |
| OCEAN VIEW | 7975 | FISH HOEK | Western Cape | |
| OCEAN VIEW | 4052 | DURBAN | Kwazulu Natal | |
| ODEKE | 4227 | UMZUMBE | Kwazulu Natal | |
| ODENDAALSRUS | 9480 | 9480 | - | Free State |
| ODENDAALSRUS CENTRAL | 9481 | - | Free State | |
| ODENDAALSRUS EXT | 9480 | ODENDAALSRUS | Free State | |
| ODENDAALSRUS EXT 1 | 9480 | ODENDAALSRUS | Free State | |
| ODENDAALSRUS UIT | 9480 | ODENDAALSRUS | Free State | |
| ODENDAALSRUS UIT 1 | 9480 | ODENDAALSRUS | Free State | |
| ODIDINI | 4105 | UMBUMBULU | Kwazulu Natal | |
| ODIN PARK | 1830 | 1825 | ENNERDALE | Gauteng |
| ODIN PARK EXT 9 | 1830 | LENASIA | Gauteng | |
| ODIN PARK UIT 9 | 1830 | LENASIA | Gauteng | |
| ODINBURG | 0190 | 0205 | - | Gauteng |
| ODLAMENI | 3233 | WARTBURG | Kwazulu Natal | |
| OERDERPARK | 2194 | JOHANNESBURG | Gauteng | |
| OFCOLACO | 0854 | 0854 | TZANEEN | Limpopo |
| OGAGWINI | 4105 | UMBUMBULU | Kwazulu Natal | |
| OGIES | 2230 | 2230 | WITBANK | Mpumalanga |
| OGWINI | 4188 | - | Kwazulu Natal | |
| OHLANGE | 4309 | 4310 | INANDA | Kwazulu Natal |
| OHRIGSTAD | 1122 | LYDENBURG | Mpumalanga | |
| OHWEBEDE | 4490 | MANDENI | Kwazulu Natal | |
| OK MALL | 4275 | MARGATE | Kwazulu Natal | |
| OKAVANGO PARK | 7560 | BRACKENFELL | Western Cape | |
| OKIEP | 8270 | - | Nothern Cape | |
| OLA COMPETITION | 2171 | JOHANNESBURG | Gauteng | |
| OLD BELVIDERE | 6571 | KNYSNA | Western Cape | |
| OLD BLACK DGD | 5460 | ELLIOT | Eastern Cape | |
| OLD BLACK TSP | 5460 | ELLIOT | Eastern Cape | |
| OLD BUNTING | 5160 | LIBODE | Eastern Cape | |
| OLD CROSS ROADS | 7750 | KHAYELITSHA | Western Cape | |
| OLD LOCATION | 5425 | 5425 | STERKSTROOM | Eastern Cape |
| OLD LOCATION | 1426 | TOKOZA | Gauteng | |
| OLD LOCATION | 5850 | SOMERSET EAST | Eastern Cape | |
| OLD MORLEY | 5084 | MQANDULI | Eastern Cape | |
| OLD OAK | 7530 | 7537 | BELLVILLE | Western Cape |
| OLD PLACE | 6571 | KNYSNA | Western Cape | |
| OLD ST FAITHS | 4235 | UMTENTWENI | Kwazulu Natal | |
| OLD TOWN | 5920 | STEYNSBURG | Eastern Cape | |
| OLIEVENHOUTBOSCH | 0187 | 0175 | - | Gauteng |
| OLIEVENHOUTBOSCH EXT 13 | 0187 | - | Gauteng | |
| OLIEVENHOUTBOSCH UIT 13 | 0187 | - | Gauteng | |
| OLIFANTPARK | 6109 | ADDO | Eastern Cape | |
| OLIFANTSFONTEIN | 1666 | 1665 | - | Gauteng |
| OLIFANTSHOEK | 8450 | 8450 | - | Nothern Cape |
| OLIVANNA | 1739 | KRUGERSDORP | Gauteng | |
| OLIVEDALE | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE EXT 1 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE EXT 2 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE EXT 3 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE EXT 7 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE UIT 1 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE UIT 2 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE UIT 3 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVEDALE UIT 7 | 2188 | 2158 | JOHANNESBURG | Gauteng |
| OLIVER TAMBO PARK | 7655 | MBEKWENI | Western Cape | |
| OLIVINE EST | 7780 | LANSDOWNE | Western Cape | |
| OLIVINE LGD | 7780 | LANSDOWNE | Western Cape | |
| OLYMPUS | 0081 | MENLO PARK | Gauteng | |
| ON THE BAY | 7798 | Western Cape | ||
| ONDER-SMOORDRIF | 5827 | - | Eastern Cape | |
| ONDERPAPEGAAIBERG | 7600 | STELLENBOSCH | Western Cape | |
| ONDERSTEPOORT | 0110 | PRETORIA | Gauteng | |
| ONDINI | 4348 | - | Kwazulu Natal | |
| ONGEGUND | 7380 | VREDENBURG | Western Cape | |
| ONGOYE | 3886 | KWADLANGEZWA | Kwazulu Natal | |
| ONRUS RIVER | 7201 | 7201 | HERMANUS | Western Cape |
| ONRUSRIVIER | 7201 | 7201 | HERMANUS | Western Cape |
| ONSEEPKANS | 8892 | POFADDER | Nothern Cape | |
| ONTDEKKERS EXT 3 | 1724 | - | Gauteng | |
| ONTDEKKERS UIT 3 | 1724 | - | Gauteng | |
| ONTDEKKERSPARK | 1709 | FLORIDA | Gauteng | |
| ONTVANGER VAN INKOMSTE | 0053 | PRETORIA | Gauteng | |
| ONTVANGER VAN INKOMSTE | 2009 | JOHANNESBURG | Gauteng | |
| ONTVANGER VAN INKOMSTE | 3295 | PIETERMARITZBURG | Kwazulu Natal | |
| ONVERWACHT | 0557 | 0557 | ELLISRAS | Limpopo |
| ONVERWAGHT | 7140 | STRAND | Western Cape | |
| ONZE MOLEN | 7550 | DURBANVILLE | Western Cape | |
| OOS-DRIEFONTEIN | 2499 | 2509 | CARLETONVILLE | Gauteng |
| OOS-EINDE | 4018 | DURBAN | Kwazulu Natal | |
| OOS-EINDE | 9300 | 9300 | BLOEMFONTEIN | Free State |
| OOS-EINDE | 0299 | RUSTENBURG | North West Province | |
| OOS-GEDULD | 1559 | 1568 | SPRINGS | Gauteng |
| OOS-GEDULD UIT | 1559 | SPRINGS | Gauteng | |
| OOS-LONDEN | 5201 | 5200 | - | Eastern Cape |
| OOS-RAND | 1462 | BOKSBURG | Gauteng | |
| OOSPOORT | 2094 | JOHANNESBURG | Gauteng | |
| OOSPOORT EXT 1 | 2094 | JOHANNESBURG | Gauteng | |
| OOSPOORT UIT 1 | 2094 | JOHANNESBURG | Gauteng | |
| OOSTE PLOT | 1759 | RANDFONTEIN | Gauteng | |
| OOSTERGLOED | 7250 | RIVIERSONDEREND | Western Cape | |
| OOSTERSEE | 7500 | PAROW | Western Cape | |
| OOSTERVILLE | 8801 | UPINGTON | Nothern Cape | |
| OPHANSI | 3979 | MKUZE | Kwazulu Natal | |
| OPHIR ESTATES | 1961 | MEYERTON | Gauteng | |
| OPHIR LANDGOED | 1961 | MEYERTON | Gauteng | |
| OPHIRTON | 2091 | JOHANNESBURG | Gauteng | |
| OPHOKWENI | 3680 | CATO RIDGE | Kwazulu Natal | |
| OPKOMS | 9301 | BLOEMFONTEIN | Free State | |
| OPPENHEIMER PARK | 9463 | MOTSETHABONG | Free State | |
| OPPERMANS | 9987 | KOFFIEFONTEIN | Free State | |
| OPWAG | 8851 | GROBLERSHOOP | Nothern Cape | |
| OQADENI | 4449 | 4450 | STANGER | Kwazulu Natal |
| OR TAMBO INTERNASIONALE LUGHAWE | 1627 | KEMPTON PARK | Gauteng | |
| OR TAMBO INTERNATIONAL AIRPORT | 1627 | KEMPTON PARK | Gauteng | |
| ORANGE FARM | 1841 | 1805 | - | Gauteng |
| ORANGE FARM EXT 1 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 10 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 10A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 2 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 3 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 4 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 5 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 6 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 6A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 6B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 7 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 7A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 7B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 8 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 8A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 8B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM EXT 9 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 1 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 10 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 10A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 2 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 3 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 4 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 5 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 6 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 6A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 6B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 7 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 7A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 7B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 8 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 8A | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 8B | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE FARM UIT 9 | 1841 | 1805 | ORANGE FARM | Gauteng |
| ORANGE GROVE | 2192 | 2119 | JOHANNESBURG | Gauteng |
| ORANGE GROVE | 5201 | EAST LONDON | Eastern Cape | |
| ORANGE GROVE | 9463 | MOTSETHABONG | Free State | |
| ORANGE RIVER | 8751 | HOPETOWN | Nothern Cape | |
| ORANIA | 8752 | - | Nothern Cape | |
| ORANJEHOF | 1559 | SPRINGS | Gauteng | |
| ORANJEKRUIN | 8807 | UPINGTON | Nothern Cape | |
| ORANJERIVIER | 8751 | HOPETOWN | Nothern Cape | |
| ORANJESIG | 9301 | BLOEMFONTEIN | Free State | |
| ORANJESIG | 8290 | ALEXANDER BAY | Nothern Cape | |
| ORANJEVILLE | 1995 | 1995 | Gauteng | |
| ORANJEZICHT | 8001 | CAPE TOWN | Western Cape | |
| ORCHARD | 6870 | WORCESTER | Western Cape | |
| ORCHARD VILLAGE | 7945 | RETREAT | Western Cape | |
| ORCHARDS | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS EXT 11 | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS EXT 13 | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS EXT 16 | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS UIT 11 | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS UIT 13 | 2192 | JOHANNESBURG | Gauteng | |
| ORCHARDS UIT 16 | 2192 | JOHANNESBURG | Gauteng | |
| ORIBI | 3201 | 3205 | PIETERMARITZBURG | Kwazulu Natal |
| ORIEL | 2007 | JOHANNESBURG | Gauteng | |
| ORIENT HEIGHTS | 3201 | PIETERMARITZBURG | Kwazulu Natal | |
| ORIENT HILLS | 4133 | ISIPINGO | Kwazulu Natal | |
| ORKNEY | 2619 | 2620 | - | North West Province |
| ORKNEY EXT 1 | 2619 | ORKNEY | North West Province | |
| ORKNEY EXT 4 | 2619 | ORKNEY | North West Province | |
| ORKNEY PARK | 2619 | ORKNEY | North West Province | |
| ORKNEY UIT 1 | 2619 | ORKNEY | North West Province | |
| ORKNEY UIT 4 | 2619 | ORKNEY | North West Province | |
| ORLANDO | 3680 | CATO RIDGE | Kwazulu Natal | |
| ORLANDO | 1804 | 1803 | SOWETO | Gauteng |
| ORLANDO EAST | 1804 | 1806 | ORLANDO | Gauteng |
| ORLANDO EAST EXT 1 | 1804 | ORLANDO | Gauteng | |
| ORLANDO EAST EXT 2 | 1804 | ORLANDO | Gauteng | |
| ORLANDO EAST EXT 3 | 1804 | ORLANDO | Gauteng | |
| ORLANDO EAST EXT 4 | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST EXT | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST EXT 1 | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST EXT 2 | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST EXT 3 | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST EXT 4 | 1804 | ORLANDO | Gauteng | |
| ORLANDO WEST GARDENS | 1804 | ORLANDO | Gauteng | |
| ORLANDO WOMENS HOSTEL | 1804 | ORLANDO | Gauteng | |
| ORLANDO-OOS | 1804 | 1806 | ORLANDO | Gauteng |
| ORLANDO-OOS UIT 1 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-OOS UIT 2 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-OOS UIT 3 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-OOS UIT 4 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES GARDENS | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES UIT | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES UIT 1 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES UIT 2 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES UIT 3 | 1804 | ORLANDO | Gauteng | |
| ORLANDO-WES UIT 4 | 1804 | ORLANDO | Gauteng | |
| ORMONDE | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 1 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 15 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 18 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 20 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 21 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 23 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 26 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 28 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 3 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 5 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 6 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE EXT 7 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE SHOPPING COMPLEX | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 1 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 15 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 18 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 20 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 21 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 23 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 26 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 28 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 3 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 5 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 6 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE UIT 7 | 2091 | JOHANNESBURG | Gauteng | |
| ORMONDE VIEW | 2091 | JOHANNESBURG | Gauteng | |
| ORNIHAVEN | 2021 | JOHANNESBURG | Gauteng | |
| ORYX MINE | 9484 | VIRGINIA | Free State | |
| ORYX MYN | 9484 | VIRGINIA | Free State | |
| OSBORN MISSION | 5097 | MOUNT FRERE | Eastern Cape | |
| OSHABENI | 4246 | MEHLOMNYAMA | Kwazulu Natal | |
| OSHOEK | 2356 | ERMELO | Mpumalanga | |
| OSHOEK BORDER POST | 2356 | SECUNDA | Mpumalanga | |
| OSINDISWENI HOSPITAL | 4339 | 4340 | VERULAM | Kwazulu Natal |
| OSIZWENI | 2952 | 2952 | Kwazulu Natal | |
| OSIZWENI SAAL 5 | 2952 | 2952 | OSIZWENI | Kwazulu Natal |
| OSIZWENI SAAL 9 | 2952 | OSIZWENI | Kwazulu Natal | |
| OSIZWENI SECTION E | 2952 | 2952 | OSIZWENI | Kwazulu Natal |
| OSIZWENI WARD 5 | 2952 | 2952 | OSIZWENI | Kwazulu Natal |
| OSIZWENI WARD 9 | 2952 | OSIZWENI | Kwazulu Natal | |
| OSKRAAL | 0204 | MEDUNSA | Gauteng | |
| OSLO BEACH | 4240 | PORT SHEPSTONE | Kwazulu Natal | |
| OSUMMIT | 2194 | JOHANNESBURG | Gauteng | |
| OSUTU | 3950 | NONGOMA | Kwazulu Natal | |
| OTHAME | 3010 | TUGELA FERRY | Kwazulu Natal | |
| OTHANDWENI | 1431 | KATLEHONG | Gauteng | |
| OTHANDWENI EXT | 1426 | TOKOZA | Gauteng | |
| OTHANDWENI EXT 1 | 1426 | TOKOZA | Gauteng | |
| OTHANDWENI UIT | 1426 | TOKOZA | Gauteng | |
| OTHANDWENI UIT 1 | 1426 | TOKOZA | Gauteng | |
| OTTAWA | 4339 | 4345 | VERULAM | Kwazulu Natal |
| OTTERY | 7800 | 7808 | CAPE TOWN | Western Cape |
| OTTOSDAL | 2610 | 2610 | - | North West Province |
| OTTOSHOOP | 2866 | MAFIKENG | North West Province | |
| OU DORP | 9499 | KROONSTAD | Free State | |
| OU SPOORWEG GEBIED | 6255 | KLIPPLAAT | Eastern Cape | |
| OU WOONBUURT | 8930 | NIEKERKSHOOP | Nothern Cape | |
| OUBOSRAND | 6303 | HUMANSDORP | Eastern Cape | |
| OUDE MOLEN VILLAGE | 7405 | MAITLAND | Western Cape | |
| OUDE WESTEHOF | 7530 | BELLVILLE | Western Cape | |
| OUDEKRAAL | 8005 | CAPE TOWN | Western Cape | |
| OUDEKRAALFONTEIN | 7355 | HOPEFIELD | Western Cape | |
| OUDEWERFPARK | 9585 | PARYS | Free State | |
| OUDORP | 2571 | KLERKSDORP | North West Province | |
| OUDTSHOORN | 6625 | 6620 | - | Western Cape |
| OUDTSHOORN NEW EXT | 6625 | OUDTSHOORN | Western Cape | |
| OUDTSHOORN NEW UIT | 6625 | OUDTSHOORN | Western Cape | |
| OUKASIE | 0250 | BRITS | Gauteng | |
| OUPLAAS | 6571 | KNYSNA | Western Cape | |
| OUVOLK | 2471 | 2471 | VOLKSRUST | Mpumalanga |
| OVERBAAKENS | 6070 | 6065 | - | Eastern Cape |
| OVERHEX | 6859 | WORCESTER | Western Cape | |
| OVERIJSSEL | 0606 | POTGIETERSRUS | Limpopo | |
| OVERKRUIN | 1441 | 1444 | HEIDELBERG | Gauteng |
| OVERPORT | 4091 | 4067 | DURBAN | Kwazulu Natal |
| OVISTON | 9798 | VENTERSTAD | Free State | |
| OZWATINI | 3242 | DALTON | Kwazulu Natal |
These postal code details have been gathered from the Postal Code booklet published by the SA Post Office. Blaauwberg Online™ accepts no responsibility for errors that may be as a result of the SA Post Office.
