I usually listen to Post Rock (e.g. Explosions in the sky) when I write code. It is mostly (99%) instrumental and that helps me avoid voices of any kind. Also,

I usually listen to Post Rock (e.g. Explosions in the sky) when I write code. It is mostly (99%) instrumental and that helps me avoid voices of any kind. Also, invest in really good headphones/earphones. That helps block out sound of any kind.