Ok here it is
Cascoon Route 205, Eterna Forest
Dustox Route 205, 224, 229, Eterna Forest
Ambipom Evolve aipom at lv 32 and let it learn double hit or battle trainer on route 216
Gengar Evolve from haunter via link trade or battle trainer on victory road
Barboach Route 205, 210, 225, 227, 228, Eterna City, Great Marsh, Mt. Coronet,
Oreburgh Gate, Ravaged Path
Octillery Route 212, 213, 222, 223, 224, 230, Pastoria City, Pokemon League, Sunyshore City
Lumineon Platinum Route 205, 218, 219, 220, 221, Canalave City, Fuego Ironworks, Iron Island, Valley Windworks
Rotom Old Chateau
Gardevoir Victory Road, left of the first Rock Climb spot. A Psychic uses one and a Haunter and Gengar.
Lickilicky a Veteran in Victory Road, located very close to the 2nd set of stairs you'll have to use to get to the Pokemon League Gates
Umbreon On Route 212 (south) is a Collector with an Umbreon that is level 27.
Collector Dean on Route 212 west of Pastoria City.
Togetic Cynthia will give you a Togepi egg early in the game.
Porygon2 There is a trainer in route 216 with one
I think thats all
Hope I helped