Yes, US citizens can travel to the Philippines.
Yes, US citizens need a visa to travel to the Philippines.
Yes, US citizens can travel to Australia.
Yes, US citizens can travel to Japan.
Yes, US citizens can travel to Singapore.
Yes, US citizens can travel to Uzbekistan.
Unknown what is meant by a "green passport." Residents of The Philippines are not US citizens and their entrance into the US is governed according to the applicable US laws controlling the entry of ANY foreign national into the US.
Yes, US citizens can travel to New Zealand.
No, US citizens cannot travel internationally without a passport.
Yes, US citizens need a visa to travel to Kazakhstan.
Yes, US citizens need a visa to travel to Russia.
Yes, US citizens need a visa to travel to Uzbekistan.
No, US citizens are generally not allowed to travel to North Korea due to travel restrictions imposed by the US government.