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OPARCOPARC
9029 Vernon Ave,
Montclair, CA 91763
Phone (909) 985-3116
Fax (909) 985-8579

Adult Development CenterAdult Development Center
9160 Monte Vista Ave
Montclair, CA 91763
Phone (909) 621-3884
Fax (909) 621-9614

Adult Development CenterAdult Development Center
4650 Arrow Highway
Suite G-21
Montclair, CA 91763
Phone (909) 625-0213
Fax (909) 625-7375

Adult Development CenterAdult Development Center
1235 East Francis Street
Suite A
Ontario, CA 91761
Phone (909) 923-5355
Fax (909) 923-8477

Adult Development CenterSummit Services
355 S. Lemon Ave
Suite G
Walnut, CA 91789
Phone (909) 598-8055
Fax (909) 895-8180

Summit ServicesAdult Development Center
8333 Rochester Ave
Unit 112
Rancho Cucamonga, CA 91730
Phone (909) 948-5592
Fax (909) 980-4682

Summit ServicesSummit Services
732 E. Carnegie Drive
Suite 125
San Bernardino, CA 92408
Phone (909) 890-5919
Fax (909) 890-9840

OPARC Summit Services UplandSummit Services
436 South Sultana Ave
Upland, CA 91786
Phone (909) 920-5204
Fax (909) 920-0604