If a move isn't in gen 9, the answer lists its max power in the last generation where it was usable.
Moves that have a listed base power and power up from there (excluding moves that power up by double or less than that)
Echoed Voice: 200
Fury Cutter: 240 (if user has sharpness)
Ice Ball: 960 (if user used defense curl)
Last Respects: 5,050
Rage Fist: 350
Rollout: 960 (if user used defense curl)
Triple Axel: 60
Triple Kick: 30
source
Moves that don't have a listed base power and have their power recalculated each time they're used (excluding Z moves and Max moves)
Beat Up: 23 (if attack Deoxys is in party)
Crush Grip: 120
Dragon Energy: 150
Electro ball: 150
Eruption: 150
Flail: 200
Fling: 130 (if used with iron ball, big nugget, TR43 overheat, or TR71 leaf storm)
Frustration: 102
Grass Knot: 120
Gyro Ball: 150
Hard Press: 100
Heat Crash: 120 (note that minimize raises its damage, not power)
Heavy Slam: 120 (note that minimize raises its damage, not power)
Low Kick: 120
Magnitude: 150 (note that dig raises its damage, not power)
Natural Gift: 100
Power Trip: 860
Present: 120
Punishment: 200
Return: 102
Reversal: 200
Spit Up: 300 (might be different depending on how the "random factor" works)
Stored Power: 860
Trump Card: 200
Water Spout: 150
Wring Out: 150
source