Are you kidding me? Just talk to the dealer you want to order it from, lol. Unless you're looking for some specific, hard to find part, or a part from another car that works, or something like that, you should have no reason to need a part number.... lol.
LH, Hardtop: 62906-14070
RH, Hardtop: 62905-14070
LH, Targa: 62906-14060
RH, Targa: 62905-14060