Two new cobalt phosphates, [Co-3(pyz)(HPO4)(2)F-2] (1) and [Co-3(4,4'-bpy)(HPO4)(2)F-2].xH(2)O (x approximate to 0.7) (2), have been synthesized by hydrothermal methods in the presence of aromatic amines, and characterized by single-crystal X-ray diffract