Add the thawed corn, avocado, peach, bell pepper, red onion, and jalapeño to a large serving bowl.
In a small bowl, whisk together the olive oil, white wine vinegar, lime juice, cumin, oregano, garlic, salt, and pepper.
Pour the dressing over the vegetables and fruit.
Gently toss until everything is evenly coated.
Cover and refrigerate until ready to serve.
Serve chilled with tortilla chips.