3 minute video - emergency jetliner landing at Tehran Airport - 2011 - several fire trucks seen - front landing gear would not go down - there are several versions of this video at YouTube
http://youtu.be/jvpl5tPUCoA - 2013 - 7 minute video - women fire squad
My map of Tehran fire stations - last updated March 14, 2016 - I should check wikimapia and openfiremaps again for more info - and Google