They border each other. If you are right on the border, then the distance is zero. If you'd like to know how far apart particular places in these countries are you'd need to specify.
Tanzania is closer to the Equator compared to Zambia. The equator passes through the northern part of Tanzania, while it does not pass through Zambia.
The distance between Brazil and Zambia is 5332 miles (8581 kilometres).
Angola, Zambia, Tanzania
The nation west of Zambia is Angola.
Tanzania and Malawi border Zambia on the north east
Tanzania is closer to the equator.
The Congo, Tanzania, Malawi, Mozambique, Zimbabwe, Botswana, Namibia and Angola border Zambia.
Zambia, Tanzania and Mozambique
Mozambique is bordered by Malawi, Swaziland, Zambia, South Africa, Tanzania, and Zimbabwe. Tanzania is bordered by Burundi, Kenya, Mozambique, Uganda, Democratic Republic of the Congo, Malawi, Rwanda, and Zambia.
Zambia's neighbours are Zimbabwe, Namibia, Angola, DRCongo, Tanzania, Malawi and Mozambique.
The countries that border Tanzania are : Mozambique, Kenya, Malawi, Uganda, Zambia, Burundi, Rwanda, Democratic Republic of the Congo. Hope this helps.
The distance is 4926 miles