Shoulldd i call him or waiit till he calls me?

so im "together" with this guy and we still havent hu or anything but he really likes me and i like him. he calls me prety much every night to say good night but he just got back from being away for 4 days and he hasnt called me yet tonight and i want to know if i should call him? or should i just leave it and wait to see if he calls me..also does it mean he really likes me if he calls me like every night to say good night..