Europe, Japan, Canada, Isreal, Korea, US, Singapore are some major countries where bitcoin has legal status. There are many other countries like India, Rusia those are preparing a draft for bitcoin legalization.
in the philippines you can exchange bitcoin into fiat though there are transaction fees in banks. you can also pay electric bills through bitcoin and buy load using it but that is all i know where we can use bitcoin here in our country... and sooner i do hope that they will legalized and accept bitcoin as a payment in stores