Can I file contempt against my children's father for non payment of child support?

Yes you are entitled to the same relief as the other mother.

Is it possible to press charges against someone that posted my name and phone number on a chatline soliciting sex (I know who)?

This may qualify as "revenge porn". Print it and call your Sheriff's Office to file a complaint.

Can I get my husband, whom I'm no longer living with, for harassment for calling repeatedly after being asked to leave me alone?

Hire a family law attorney to file for a Restraining Order

You can buy home DNA tests at Walgreens & CVS then just mail them off to get the results.

Do you need the fathers consent to change the childs last name to the moms?

Yes you need his consent to change the child's name.

Can i go to jail if i was falsely accused of theft under $500 with no previous convictions?

That's a misdemeanor but it can still affect your ability to get student loans. You won't get jail time but you will get probation, a conviction...

Can I hire a lawyer to type up termination of parental rights paperwork instead of going to court ?

Can't terminate one parent's rights unless your husband is willing to adopt.

When ex spouse fails to pay a divorce property court ordered property settlement ?

You need to renew that judgment before 10 years then use it to put a lien on any property he has.

Can I get joint custody or will I be denied ?

You need to hire a custody lawyer to get a judgment so that she's not yanking your chain.

How long can they hold you on felony valation

I can't tell what you are asking. I guess you are asking what the penalty is for felon with a firearm. There's surely a second charge so you need...