Jersey made it past the opening round for the first time in their history after coming back from a goal down to beat Salisbury 2-1.
Josie Steinson put Salisbury ahead before half-time, but two goals from Fiona Anderson, the second in the final minutes, sealed the win.
Meanwhile, Guernsey won 4-1 away at Warminster-based West Wilts.

Gwynedd council's cabinet discussed a £9.27m overhaul of schools in Bala over falling pupil numbers at a meeting on Thursday.
Ysgol Beuno Sant, Ysgol Bro Tegid and Ysgol y Berwyn could close and make way for a school for three to 19-year-olds on the site of Ysgol y Berwyn.
There is also a proposal to amalgamate control of Ysgol Bro Tryweryn, Ysgol Ffridd y Llyn and Ysgol OM Edwards.
The cabinet approved plans to open consultations ahead of a final decision in September.
The new campus could open in September 2018.
Jersey and Guernsey's women's teams are both through to the second round of the EH Trophy after first-round wins.
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Plans to close three schools in Gwynedd will go out to consultation.