Are A body and B body radios interchangeable?

Would any of these fit the bill? Thay are all from 64 to 66 A-bodies. Most of them have the flace plate also.

http://cgi.ebay.com/ebaymotors/64-6...r_Truck_Parts_Accessories&hash=item27be328e3c

http://cgi.ebay.com/ebaymotors/1966...r_Truck_Parts_Accessories&hash=item3a6a58e0d7

http://cgi.ebay.com/ebaymotors/64-6...r_Truck_Parts_Accessories&hash=item27be328f9e

http://cgi.ebay.com/ebaymotors/64-d...r_Truck_Parts_Accessories&hash=item3cbc05503f