Goldeneye - You have radar in multiplayer.

Perfect Dark - You have radar in multiplayer. Again.

Pilotwings - The last training level of the second half is supposed to make you totally reliant on your radar.

Pilotwings 64 - Radar in every little thing you do.

Star Fox 64 - All-Range Mode has radar.

Cruisin' USA - That had a small window with blips representing cars. I think that qualifies as radar.