NK Borac
Unofficial site by CroSystem about the fourth-division team from Kuzmica. Includes photos and general information.

NK Zapresic
The official site with news, club information, standings, history, photographs, and honours.

FC Osijek
An unofficial site with news, history, stadium, squad, results, league table, club information, a forum, and links.

NK ZAGREB
Not being updated but contains historical information.

Kohorta OS
An unofficial web site with photographs, wallpapers, links and mobile melodies.