Since I live in the US and I'm an Amateur Extra Ham (KN1E), I know US frequencies ... or make ITU regions 1, 2, or 3 plans. AM Radio, FM Radio, Long Wave, Medium Wave (212m), Shortwave (Tropical Band ...

As an example ham radio frequency assignments or "band plan" for USA can be seen here but remember to check the ones specific for your country. A very similar project, based on the same foundations is ...

It appears the relaxed rules would apply only to some bands, notably some VHF and UHF ... That’s around 475 kHz and 136 kHz. Ham radio operators have long used digital modes like radio teletype ...