Can I get retainers from my old molding?

You'll have to call the office to see what they have on file.  Many offices keep models of your teeth the day your braces were removed so that replacement retainers can be made, but some offices lack storage space and are unable to keep models for all of their patients. You may need to...

Generally, if a spacer falls out naturally it is because it has created enough space and is no longer being held tightly between the teeth.  The space will usually close up within a few days (definitely in 19 days), but that doesn't mean they won't be able to get the band around...

Hi! Typically when you're late on a bill for a certain period of time, the doctor can deny treatment. Retainers cost about that price wherever you go. So if you cannot continue treatment, then I would definitely buy the retainers, and wear them daily, so your teeth don't shift.