| Cascade Summit Montessori | 3100 Parker Road, West Linn, OR 97068 | Center |
| Hall Boulevard KinderCare | 11533 SW Hall Blvd, Portland, OR 97223 | Preschool |
| La Petite Academy of Sherwood | 15940 Southwest Tualatin Sherwood Road, Sherwood, OR 97140 | Preschool |
| Lake Grove KinderCare | 3700 Red Cedar Way, Lake Oswego, OR 97035 | Preschool |
| Mountain Park KinderCare | 11 Monroe Pkwy, Lake Oswego, OR 97035 | Preschool |
| Scholls Ferry Road KinderCare | 12658 SW North Dakota St, Portland, OR 97223 | Preschool |
| Sunnyside KinderCare | 10501 Se Sunnyside Rd, Clackamas, OR 97015 | Preschool |
| Tualatin KinderCare | 8140 SW Warm Springs St, Tualatin, OR 97062 | Preschool |
| West Linn KinderCare | 3020 Lazy River Dr, West Linn, OR 97068 | Preschool |
| Academy For Kids | 13698 Southeast 147th Avenue, Clackamas, OR 97015 | Preschool |
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| Art 4 Life - Maplewood On-Site Child Care | 7452 SW 52nd, Portland, OR 97219 | Center |
| Art 4 Life - Winterhaven | 3830 SE 14th Avenue, Portland, OR 97202 | Center |
| Bethlehem Christian Preschool | 17979 Stafford Road, Lake Oswego, OR 97034 | Preschool |
| Bizzy Bumble Bee Preschool | 29585 SW Park Place, Suite D, Wilsonville, OR 97070 | Preschool |
| Bright Minds Christian Dayschool | 16282 S Bradley Rd, Oregon City, OR 97045 | Center |
| Child Creative Learning Center at Meridian | 19300 Southwest 65th Avenue, Tualatin, OR 97062 | Center |
| Children's Hour Academy Boones | 17650 SW 65th Avenue, Lake Oswego, OR 97035 | Preschool |
| Children's Village | 10400 SW Park St., Portland, OR 97224 | Preschool |
| Childrens Creative Learning Centers at Fred Meyer | 2215 SE Gladstone Street, Portland, OR 97202 | Preschool |
| Childrens Hour Academy - Jean Road | 4711 Jean Road, Lake Oswego, OR 97035 | Center |
| Childs View Montessori | 4729 SW Taylor's Ferry Road, Portland, OR 97219 | Preschool |
| Christ Church Episcopal Preschool | 1060 Chandler Rd, Lake Oswego, OR 97034 | Preschool |
| Clackamas Day School | 16640 SE 82nd Drive, Clackamas, OR 97015 | Preschool |
| Cloud Nine Infant & Toddler Care | 8331 SW 3rd Ave, Portland, OR 97219 | Center |
| Club K After School Zone - Bridgeport | 5505 SW Borland Rd, Tualatin, OR 97062 | Preschool |
| Club K After School Zone - Byrom | 21800 SW 91st Ave, Tualatin, OR 97062 | Preschool |
| Club K After School Zone - Durham | 7980 SW Durham Rd, Portland, OR 97224 | Preschool |
| Community Pre-Schools | 12962 Knaus Rd, Lake Oswego, OR 97034 | Center |
| Deer Creek On-Site Child Care - YMCA | 16155 SW 131st Avenue, Portland, OR 97224 | Center |
| Duniway After School Program | 7700 SE Reed College Place, Room 5, Portland, OR 97202 | Preschool |
| Funny Farm Early Learning Center | 7475 SW Oleson Road #13A, Portland, OR 97223 | Preschool |
| Gaarde Christian School | 11265 SW Gaarde St SE, Portland, OR 97224 | Preschool |
| Gentog | 11535 SW Durham Rd #C5, Portland, OR 97224 | Preschool |
| Growing With Pride Preschool | 20230 Southwest Boones Ferry Road, Tualatin, OR 97062 | Preschool |
| Growing With Pride Too | 20495 SW Boones Ferry Rd, Tualatin, OR 97062 | Center |
| Happy Valley Montessori | 14543 Southeast Marci Way, Clackamas, OR 97015 | Preschool |
| Hidden Springs Kinder Care | 19393 Willamette Dr, West Linn, OR 97068 | Center |
| Horizon Learning Center | 23370 SW Boones Ferry Rd, Tualatin, OR 97062 | Preschool |
| Kids Campus | 12975 SW Grant Ave, Portland, OR 97223 | Center |
| Kids Campus II | 14950 SW Osprey Dr., Portland, OR 97223 | Center |
| Kinger Kids Day School | 14290 Marjorie Lane, Oregon City, OR 97045 | Center |
| Lake Oswego Montessori | 17823 Central Avenue, Lake Oswego, OR 97035 | Center |
| Learning Tree - Bonita Rd | 14440 SW Milton court, Portland, OR 97224 | Preschool |
| Learning Tree - Durham | 18115 SW Lower Boones Ferry, Portland, OR 97224 | Preschool |
| Learning Tree - Hall | 10360 SW 87th Ave, Portland, OR 97223 | Center |
| Learning Tree Canby | 1105 South Elm, Canby, OR 97013 | Preschool |
| Lighthouse Children's Center | 13820 Southeast Webster Road, Portland, OR 97267 | Center |
| Lily Pond Preschool | 1556 Willamette Falls Dr., West Linn, OR 97068 | Preschool |
| Little Lambs Preschool - Good Shephard Lutheran Church | 3405 Southwest Alice Street, Portland, OR 97219 | Preschool |
| MAC Music Arts and Crafts Preschool and Childcare | 2300 Century Lane, West Linn, OR 97068 | Preschool |
| Margie's Place | 9225 SW Hall Blvd B, Portland, OR 97223 | Center |
| Markham Children's Care Association | 10531 SW Capitol Hwy, Portland, OR 97219 | Center |
| Marylhurst Early Childhood Center | 817 12th Street, Oregon City, OR 97045 | Preschool |
| Mentor Graphics Child Care | 8005 Boeckman Road, Wilsonville, OR 97070 | Center |
| Metzger On-Site Child Care YMCA | 10350 SW Lincoln Street, Portland, OR 97223 | Center |
| Mt Carmel Preschool & Daycare | 515 SW Maplecrest Dr, Portland, OR 97219 | Preschool |
| New Day School | 1825 Southeast Clinton Street, Portland, OR 97202 | Center |
| North West Montessori | 10050 Southwest Wilsonville Road, Wilsonville, OR 97070 | Preschool |
| North West Montessori School | 6700 Southwest Nyberg Street, Tualatin, OR 97062 | Center |
| Oak Grove Day Care | 1900 Southeast Oak Grove, Portland, OR 97267 | Center |
| Oregon City Day School | 19273 Molalla Avenue, Oregon City, OR 97045 | Center |
| Phoenix Childrens Academy | 16775 NW 12th Street, Sherwood, OR 97140 | Preschool |
| Portland Community College - Sylvania Child Development Center | CC Building, Room 273, Portland, OR 97219 | Preschool |
| Portland Jewish Academy - Kidscorner | 6651 SW Capitol Hwy, Portland, OR 97219 | Center |
| Portland Jewish Academy Early Child Learning Center | 6651 SW Capitol Highway, Portland, OR 97219 | Center |
| Puddletown School | 3214 SE Holgate, Portland, OR 97202 | Preschool |
| Rocking Horse Day School | 15750 Upper Boones Ferry Rd, Lake Oswego, OR 97035 | Center |
| Safari Sam's Kid's Club | 16260 Southwest Langer Drive, Sherwood, OR 97140 | Center |
| Salem Child Development Center - North Marion | 20257 Grim Rd NE, Aurora, OR 97002 | Center |
| Sherwood Christian Montessori | 23550 Southwest Pine Street, Sherwood, OR 97140 | Preschool |
| Sherwood YMCA Before & After School Age Program | 23000 SW Pacific Hwy, Sherwood, OR 97140 | Center |
| Smockville Montessori | 22444 SW Oak Street, Sherwood, OR 97140 | Preschool |
| Sonshine Express Preschool | 40 Mcnary Pkwy, Lake Oswego, OR 97035 | Preschool |
| St. Anthony School | 12645 SW Pacific Hwy, Portland, OR 97223 | Preschool |
| St. Johns Preschool and Daycare | 2036 Southeast Jefferson Street, Portland, OR 97222 | Preschool |
| Stephenson On-Site | 2627 Southwest Stephenson Street, Portland, OR 97219 | Preschool |
| Sugarplums Learning Center | 2816 SE Harrison St, Portland, OR 97222 | Center |
| Sun Garden Montessori Children's House | 2284 Long Street, West Linn, OR 97068 | Preschool |
| Sunstone Montessori School - Children's House Campus | 7740 SW Capitol Highway, Portland, OR 97219 | Preschool |
| Sweet Pea Preschool and Daycare Too! | 4117 Southeast Harrison Street, Portland, OR 97222 | Preschool |
| The Jackson Club | 10625 SW 35th Avenue, Portland, OR 97219 | Center |
| The Play Boutique | 464 1st Street, Lake Oswego, OR 97034 | Center |
| Tigard Learning Center & Montessori Day School | 14361 Southwest Pacific Highway, Portland, OR 97224 | Center |
| Timberline Learning Center | 24645 SW Old Highway 99W,, Sherwood, OR 97140 | Preschool |
| Touchstone School - Tigard | 7090 SW Fir Loop, Portland, OR 97223 | Preschool |
| Tualatin On Site YMCA | 20405 SW 95th Avenue, Tualatin, OR 97062 | Center |
| Tucker-Maxon School | 2860 SE Holgate Blvd, Portland, OR 97202 | Preschool |
| Valley View Day School | 11501 Southeast Sunnyside Road, Clackamas, OR 97015 | Preschool |
| Vermont Hills - Burlingame Site | 707 SW Taylors Ferry Rd, Portland, OR 97219 | Preschool |
| Vermont Hills - Rieke On-Site | 1405 SW Vermont St., Portland, OR 97219 | Center |
| Vermont Hills - St. John Fisher | 10955 SE 25th Ave., Portland, OR 97219 | Center |
| Violet Garden | 818 SE Lambert St, Portland, OR 97202 | Preschool |
| West Hills Early Childhood Learning Center | 7339 SW Capitol Highway, Portland, OR 97219 | Preschool |
| West Linn Montessori School | 21580 Willamette Drive, West Linn, OR 97068 | Preschool |
| YMCA - Alberta Ryder Elementary - On-site | 14850 SW 132nd Terrace, Portland, OR 97224 | Center |
| YMCA - Boones Ferry Elementary | 11495 Southwest Wilsonville Road, Wilsonville, OR 97070 | Center |
| YMCA - Sherwood Child Development Center | 23000 SW Pacific Hwy, Sherwood, OR 97140 | Center |
| YMCA Boeckman Creek On-Site Child Care | 6700 SW Wilsonville Rd, Wilsonville, OR 97070 | Center |
| YMCA Bolton Elementary | 5933 Holmes Street, West Linn, OR 97068 | Center |
| YMCA Cedaroak On-Site Child Care | 4515 Cedar Oak Drive, West Linn, OR 97068 | Center |