| Raj (The) Fairfield, IA | 800-248-9050 |
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| Indian Oak Resort Chesterton, IN | 800-552-4232 |
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| Interlaken Resort & Country Spa Lake Geneva, WI | 800-225-5558 |
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| Raj, Maharishi Ayur-Veda Health Center (The) Fairfield, IA | 800-248-9050 |
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| Kerr House (The) Grand Rapids, OH | 419-832-1733 |
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| Marsh (The) Minnetonka, MN | 952-935-2202 |
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| Aurora House Auroraaurora House, OH | 216-562-9171 |
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| Spa at French Lick Springs (The) French Lick, IN | 800-457-4042 |
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| Elms New Leaf Spa (The) Excelsior Springs, MO | 800-843-3567 |
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| Mario's International Hotel & Spa Aurora, OH | 330-562-9171 |
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| Olympia Resort & Spa Osonomowoc, WI | 800-558-9573 |
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| Heartland Spa (The) Gilman, IL | 800-545-4853 |
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| Birdwing Spa Litchfield, MN | 320-693-6064 |
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