To file for divorce you... file for divorce. Basic information on separation and divorce can be found here.

I cannot read your no-contact order from here, so I cannot promise that having a process server deliver papers to her, even divorce papers, won't be a technical violation of the order. To avoid putting you in jeopardy, no matter how small the risk may be, I thus suggest that you have it reviewed by a lawyer or wait until March, 2012, when it expires.

I very much doubt that spousal support will be an issue following this prolonged separation.

Try these resources.