I have a red itchy bump right below my earlobe on my neck that hurts a little bit and is warm to the touch what could it be?

See answer. For a precise diagnosis you would have to see your physician to examen the area. Your description suggests either a small boil or skin infection or a local reaction to an insect bite. You can view pictures of a boil on Google Images. If it's an insect bite the swelling should resolve on its own. Warm compresses will help a boil to drain. If not improving>>Dr...See: http://bit.ly/1Hi4wm1.