Dog tags are one of the items you can collect during your adventure in the world of Blair Witch. The page below of the guide contains locations of all dog tags.
Dog tag 1
During the second visit to the camp, go to the hill. Take the path that is next to a rock with a wooden doll. Continue going down the path until you reach an altar containing the dog tag.
Dog tag 2
This dog tag is found in the same chapter as the previous one. While following Bullet, you will find a small hole containing the dog tag.
Dog tag 3
Dog tag 3 is found along the way to camp A. It is lying on one of the rocks next to the tracks.
Dog tag 4
Reach the camp with the tree moving machine. The dog tag is found underneath a canopy found on the right side of the building.
Dog tag 5
Dog tag 5 is found in the same place as the previous one. You can find it lying next to the machine. However, it will appear only when you collect all of the parts needed to fix it.
Dog tag 6
You'll find the final dog tag once you visit the place which the signs are naming "Shed". You will find it on the table next to the door leading to the interior of the building.