| Postal Code | Locality / District | Administrative Area | Coordinates |
|---|---|---|---|
| Ondangwa | Okaku Constituency · Oshana | -17.90824, 15.98037 | |
| Oshittayi | Okaku Constituency · Oshana | -17.86404, 15.99198 | |
| Oshikondiilongo | Okaku Constituency · Oshana | -17.74313, 15.93651 | |
| Oshekasheka | Okaku Constituency · Oshana | -17.70336, 15.9144 | |
| Oshaakondwa | Okaku Constituency · Oshana | -17.91667, 16.0 | |
| Onzinzi | Okaku Constituency · Oshana | -17.76667, 16.0 | |
| Onyeka | Okaku Constituency · Oshana | -17.72154, 15.98634 | |
| Ondjondjo | Okaku Constituency · Oshana | -17.9, 15.98333 | |
| Ongwediva | Ongwediva District · Oshana | -17.77198, 15.76564 | |
| Omusimboti | Ongwediva District · Oshana | -17.89837, 15.75024 | |
| Omupanda | Ongwediva District · Oshana | -17.70772, 15.81331 | |
| Ompundia | Ongwediva District · Oshana | -17.91013, 15.7276 | |
| Omege | Ongwediva District · Oshana | -17.86026, 15.73904 | |
| Omahahi | Ongwediva District · Oshana | -17.70062, 15.77139 | |
| Okatana | Ongwediva District · Oshana | -17.73323, 15.72623 | |
| Ohambungu | Ongwediva District · Oshana | -17.73783, 15.83852 | |
| Oshakati | Oshakati East · Oshana | -17.78833, 15.70436 | |
| Ehangano | Oshakati East · Oshana | -17.79405, 15.61178 | |
| Uukwiwongwe | Oshakati East · Oshana | -17.87247, 15.64766 | |
| Oniimwandi | Oshakati East · Oshana | -17.79613, 15.64912 | |
| Likelo | Oshakati East · Oshana | -17.69363, 15.7193 | |
| Emonso | Oshakati East · Oshana | -17.75236, 15.6531 | |
| Amutanga | Oshakati East · Oshana | -17.7, 15.68333 | |
| Afoti | Oshakati East · Oshana | -18.02185, 15.33167 | |
| Oshakati West | Oshakati West District · Oshana | -17.78333, 15.68333 | |
| Oshakati West North | Oshakati West District · Oshana | -17.77533, 15.69133 | |
| Uullungawaanayaangolo | Uukwiyu · Oshana | -18.08819, 15.85179 | |
| Uukwiyushona | Uukwiyu · Oshana | -18.02323, 15.93272 | |
| Oshipumbu | Uukwiyu · Oshana | -18.02982, 15.7317 | |
| Oshikondiilonga | Uukwiyu · Oshana | -18.03822, 15.9757 | |
| Onkumbwiimbwi | Uukwiyu · Oshana | -18.03947, 16.0285 | |
| Onamayo | Uukwiyu · Oshana | -18.00801, 15.75299 | |
| Omukandu | Uukwiyu · Oshana | -18.04909, 15.86218 | |
| Omukundagwana | Uukwiyu · Oshana | -18.03333, 15.83333 |
Postal code prefix 20 in Namibia covers 34 localities (primarily in Oshana, including Ondangwa), spanning from 20000 to 20407.
There are 34 active postal codes starting with 20 in Namibia. Use the interactive directory table above to filter by locality or copy any code in one click.