I would check with your local community college or university. If they are not offering the class, then I would ask their recommendation. In addition, you could check with your local refrigeration tech and enquire where and how he was certified.
Most states will have a place to obtain a career in hvac. There is a place named ashworth that offers a career in hvac. Most careers in Hvac are learned in the field under qualified supervisors.
In the DC area, the only school I could find that offers HVAC certification is the Arlington Career Center (http://www.hvacagent.com/Schools.aspx?ssState=9). Otherwise you may have to study interstate.
http://www.jewelrymakingdaily.com/blogs/classes/pages/gem-jewelry-and-lapidary-classifieds.aspx this site displays all places that offers jewelry making classes. I recommend you check it out.
You can find HVAC certification requirements at http://www.ehow.com/about_5548643_hvac-certification-requirements.html. You can also get information about the training and classes at http://www.hvaccertification.net/. Requirements can vary by state.
You can go to a dealers web site for information on unit types and local dealers. You can also go to local.com to find local dealers in your area. Energy star.gov offers good information on hvac systems and energy ratings.
Accounting courses are offered through many universities. One good place to check would be local community colleges that may offer night classes. Also Spalding University offers these classes.
Phoenix.edu is an excellent place to start in your search for cheap economic classes online. By going to www.phoenix.edu, you can check out all of the programs the school offers, and request more information for your specific area of study.
The following offers classes in Shreveport: WK Health & Fitness Center (318) 212-4475
You should find a school that offers stock trading classes. Also financial analysis classes.
pennfoster.edu offers online classes with an affordable tuition. There are other classes, and if you just want to find information on how to get it, you could ask the colleges.
Daly's truck driving school in Georgia offers CDL classes. You can find more information about their program at this website: http://www.dalystruckdrivingschool.com/
If you live in an area where the summers are incredibly hot, becoming an air condition technician is a very good job idea. Nearly every major city has a community college where you can learn a trade, including classes on HVAC.