Introduction: In Ethiopia, knowledge of contraceptive methods is highrnthough there is low CPR in the two EDHS surveys. However, there is very lowrnknowledge and use of LAPMs of contraceptive compared to shorter actingrncontraceptive methods.rnObjective: The objective of this study was to assess the prevalence and factors affectingrnthe use of long acting (Implant and IUCD) and permanent (Vasectomy and Femalernsterilization) contraceptive among women of reproductive age group in Jinka town, SouthrnOmo Zone, SNNPR, Ethiopia.rnMethodology: A cross sectional community based survey was conducted onrnthe prevalence and factors affecting LAPMs use from March to April 2008 onrn763 women of reproductive age groups and 33 FGD discussants in Jinka town,rnSouth Omo zone.rnResults: The prevalence of contraceptive among participants was about 301rn(39.5%) among this LAPMs contributes for 56 (7.3%). Implant is the mostrnwidely used method from LAPMs contributing to almost half, 28 (50%) of thernLAPMs users. There was very low 137 (18%) knowledge of LAPMs in Jinkarntown. Among LAPMs, Implant is known by most 104 (76.1%), and the leastrnknown is male sterilization 24 (17.4%). A considerable amount, 449 (63.5%) ofrnparticipants have intentions to use LAPMs one time in the future.rnConclusion and Recommendation: The study had demonstrated thatrnthere was low knowledge and relatively fair level use of LAPMs in the town.rnFurthermore, intention to use LAPMs in the future is promising. The Zonalrnviiirnhealth department should have routine monitoring and evaluation of familyrnplanning programs; maintain continuous health education programs onrnLAPMs contraceptive methods using leaders at different settings.