Metal-organic frameworks based on Zn(II) and 4-substiuted 4,2':6',4"-terpyridine, terephthalate (Bdc), and 2-iodoterephthalate (2-I-Bdc) derivatives, {[Zn3(FurTerPy)2(Bdc)6]} (I), {[Zn(FurTerPy)(2-IBdc)}] (II), and {[Zn(PyrrTerPy)2(Bdc)} (III), were prepared and characterized by X-ray diffraction.