Question: What can be used as proof of identity?
Disambiguated questions and answers: question: What can be used as proof of identity in Australia for those without a driver's licence?
What can be used as national proof of identity in the United States along with a driver's license or identity card?
answer: ACT Proof of Identity card
The Australian Capital Territory Proof of Identity Card
Social Security card and US Passport
Social Security number and US Passport card
Natural Questions answer: for land and sea
passport books
I.D. cards
passport cards (from the Wikipedia article "Identity document")