My cell phone does not work where I hunt at. One other thing I bring is illuminated tacks in case I want to move my stand. YOu get 50 for 2.00 at Wally World. I understood this question to be asking about the extras. Here is everything for me.
Note I walk a long ways and strive to travel light. I plan to leave binocs and Bible home on long walks.So here is my light list.

Underwear
t shirt
Camo pants
2 pair of socks to go with my La Crosse boots { Rubber}
I put my harness on now.
Then...one light camo shirt{ it's Florida}
Vest { in the pockets...2 calls , lure, head set flashlight , slim buck knife, plastic gloves. cough drops}
30-30 Marlin.9 rounds on stock sleeve
The harness rope and gun rope are already on the stand.{ Which is in the swamp already}
Hunting WMA / License stay in my wallet which is in my buttoned back pocket.