| Postal Code | Locality / District | Administrative Area | Coordinates |
|---|---|---|---|
| Tsumeb | Eengodi · Oshikoto | -19.24842, 17.71345 | |
| Tsintsabis | Eengodi · Oshikoto | -18.76936, 17.9629 | |
| Oshivelo | Eengodi · Oshikoto | -18.61972, 17.16743 | |
| Wildernis | Eengodi · Oshikoto | -18.83609, 18.01972 | |
| Tsutsab | Eengodi · Oshikoto | -18.87431, 18.10008 | |
| Stilhoek | Eengodi · Oshikoto | -18.9398, 18.02708 | |
| Randeier | Eengodi · Oshikoto | -18.75196, 18.10303 | |
| Oshidundumbe | Eengodi · Oshikoto | -17.9, 16.95 | |
| Ondangwa East | Olukonda Constituency · Oshikoto | -17.93021, 16.0172 | |
| Oniipa | Olukonda Constituency · Oshikoto | -17.91667, 16.03333 | |
| Oshitayi | Olukonda Constituency · Oshikoto | -17.9, 16.01667 | |
| Oshigambo | Olukonda Constituency · Oshikoto | -17.78333, 16.06667 | |
| Oshali | Olukonda Constituency · Oshikoto | -17.95, 16.06667 | |
| Ontananga | Olukonda Constituency · Oshikoto | -18.01441, 16.06074 | |
| Oniihandi | Olukonda Constituency · Oshikoto | -17.91667, 16.01667 | |
| Oneputa | Olukonda Constituency · Oshikoto | -17.85, 16.05 | |
| Omuthiya | Omuntele Constituency · Oshikoto | -18.36463, 16.58146 | |
| Okashana Kelao | Omuntele Constituency · Oshikoto | -18.24571, 16.65858 | |
| Uuntyaye | Omuntele Constituency · Oshikoto | -18.24222, 16.33342 | |
| Oyovu | Omuntele Constituency · Oshikoto | -18.18319, 16.18472 | |
| Othile | Omuntele Constituency · Oshikoto | -18.22549, 16.40244 | |
| Oshiya | Omuntele Constituency · Oshikoto | -18.21257, 16.46993 | |
| Oshiteni | Omuntele Constituency · Oshikoto | -18.33333, 16.15 | |
| Oshilungi | Omuntele Constituency · Oshikoto | -18.15913, 16.37498 | |
| Uukwanambwa | Onayena · Oshikoto | -18.06606, 16.2865 | |
| Utilo | Onayena · Oshikoto | -17.8, 16.63333 | |
| Onyuulaye | Onayena · Oshikoto | -18.03902, 16.47566 | |
| Onyawanyawa | Onayena · Oshikoto | -17.75, 16.61667 | |
| Onyaanya | Onayena · Oshikoto | -18.0619, 16.26197 | |
| Oniiwe | Onayena · Oshikoto | -17.93333, 16.26667 | |
| Oniihwa | Onayena · Oshikoto | -17.88333, 16.21667 | |
| Onguma | Onayena · Oshikoto | -17.9, 16.11667 |
Postal code prefix 21 in Namibia covers 32 localities (primarily in Oshikoto, including Tsumeb), spanning from 21000 to 21307.
There are 32 active postal codes starting with 21 in Namibia. Use the interactive directory table above to filter by locality or copy any code in one click.