I've lost my iPhone and i need the IME to find my iPhone with the police i don't have my iPhone hooked up with an iMac what can i do?

I've lost my iPhone and i need the IME to find my iPhone with the police i don't have my iPhone hooked up with an iMac what can i do? i want to find my iPhone pretty bad only because i literally have everything on there and i don't have it hooked up with an iMac cause i don't have an iMac. what can i do to get my IME number so the police can find my phone????