Lymphatic filariasis was still being a public health problem in Indonesia, and one ofcommunicable disease which is caused by infestation of Filaria worm. The disease is transmitted by manyvarious mosquitoes. Pabean village was an endemic area of the filariasis bancrofti in Pekalongan City withmicrofilaria rate was 3,4% in 2007. The aim of this study was to know all the mosquitoes collected, thecurrent transmission of filariasis and its main vector spesies of filariasis bancrofti in Pabean village.The research was an observational study which used cross sectional design. The samples were adultmosquitoes found at three houses of filariasis patient.To collect the adult mosquitoes using landingcollection at night, light trap with dry ice and resting habit in the morning. The mosquitoes were killed,identified and dissected to find filarial larvae. The result showed the total of collected mosquitoes of19.306, consist of 4 genus. They were 19.229 Culex, 51 Anopheles, 24 Aedes and 2 Malaya. The infectivelarvae (L3) found in Cx.quinquefasciatus, which collected in door and out door. The dissection of restingmosquitoes found infection rate 38,40 % and infective rate 34,40%. Transmission of filariasis was detectedcurrently occured in the area with the main vector of Cx.quinquefasciatus. The conclussion is thatCx.quinquefasciatus as the main vector of filariasis bancrofti in Pabean village.