| Postal Code | Locality / District | Administrative Area | Coordinates |
|---|---|---|---|
| Bosso | Bosso Department · Diffa | 13.69869, 13.30951 | |
| Basa | Bosso Department · Diffa | 13.52053, 12.96229 | |
| Koudou Kayéwa | Bosso Department · Diffa | 13.53419, 13.12061 | |
| Gongoro | Bosso Department · Diffa | 13.58956, 13.23096 | |
| Dia | Bosso Department · Diffa | 13.55873, 13.0679 | |
| Yébi Kindija | Bosso Department · Diffa | 13.73308, 13.29425 | |
| Yéroua Koura | Bosso Department · Diffa | 13.81067, 13.22597 | |
| Toumour | Bosso Department · Diffa | 13.66793, 13.12767 |
Postal code prefix 20 in Niger covers 8 localities (primarily in Diffa, including Bosso), spanning from 2000 to 2007.
There are 8 active postal codes starting with 20 in Niger. Use the interactive directory table above to filter by locality or copy any code in one click.