I'm I being paranoid?

My boyfriend is amazing,and sweet and caring theres only one problem his always ditching me for his friends.Okay so when me and my boyfriend are on the phone and his friends come over he will always leave me to go hang out with them,and it hurts me -alot- i'm also very jealous of his girl friends do you guys think it's right for my boyfriend to sleep over his friends house when theres a girl there because i don't think its right please help me because i can't take it anymore and i'm on the verge of breaking up with this guy