Where do I mail my H1b application?

If the actual job work site is in Arizona, you would file with the California Service Center.

Im a US Citizen and married with greencard holder, I want to petition my Mother

You would need to fill out an I-864 Affidavit of support and she would need to fill out the 864-A, household member contract to show supporting...

J1 visa expires 2018

More information would be needed on what basis do you plan on extending again?

10 years have past since i was order deported in absentia , can i apply for an immigrant visa

An experienced immigration attorney will be able to best guide you in this situation.

After receiving a employment sponsored green card, how long before I can change employer?

It would be prudent to wait at least 6 months so that you do not raise any red flags.

Have you tried going to your local InfoPass? Under the circumstances, they should be able to temporarily stamp your passport so that you can travel.

Can I withdraw my sponsorship I-864 filled on behalf of my wife (married over two years)?

I-864 is a binding contract that does not free you of your responsibilities even in the case of a divorce. You should contact the USCIS immediately...

H-1 visa interview checklist

At attorney can better guide based on the years of experience that you have and the type of jobs that you have held in the past.

After receiving a employment sponsored green card, how long before I can change employer?

It would be prudent to wait at least 3-6 months to avoid raising suspicion of fraud.

What form do I need and evidence and need to send, what is the steps?

You need to file an I-130. Filing fees are $420.