(((Hugs))) to you lost. I know what you mean... my H was silent about the D for 2 months...then last week he brought it up and I just wanted to scream. Take some time to relax, don't be hard on yourself for crying.
No you don't always have to answer every call from him. Sometimes you can not answer, leaving him to wonder what you're up to. And call back or text the next day etc.
me: 30 H:30 tgthr:7 m:4 no kids 5 counseling sessions initiated by H as a LR: Oct 2012 long distance marriage b/c of work since Nov 2012 official BD: July 2013 nothing filed 1/1/14 I dropped the rope