| Country | Calling Code | Language | Land Mass | Population | Currency | Time Zone |
| Zaire | 243 | French/Lingala/Kongo/Swahili/Tshiluba | 905,568 SQ mi | 47,000,000 | Zaire | N/A |
| Zambia | 260 | English | 290,587 SQ mi | 12,980,000 | Zambian kwacha | CAT (UTC+2) |
| Zanzibar | 259/255 | N/A | 1,020.5 SQ mi | 1,120,000 | N/A | N/A |
| Zimbabwe | 263 | English | 150,871 SQ mi | 12,560,000 | N/A | CAT (UTC+2) |