In the title compound, [Zn 2 (C 9 H 6 O 4 ) 2 (C 11 H 10 N 4 O) 2 ] n , diperiodic coordination polymer slabs with {3.6 4 8}{3 2 6.7 2 8} 4,4-connected binodal topology are held into a parallel inter-penetrated triperiodic crystal structure by means of N-H⋯O hydrogen-bonding patterns.