How can you tell the differents on vhf and uhf motorola with the model #

How am i able to i.d. the old motorola radio from uhf and vhf i am looking to get uhf that have a special band of 462 to 467 mhz tucked in between the uhf band all old motorola radios have long alpha numerics how can you tell if your able to program the GMRS on uhf freq cause the 400 mhz is uhf and also know as 70cm which the GMRS is tucked into those bands…
I would like to know.