ABCO Scale Co Map phone 1616 E Francis St # Q Ontario, California 91761 Acme Scale Service & Weights Map phone 1838 S Lake Pl Ontario, California 91761 B & T Scale Co Map phone 2081 S Hellman Ave # B Ontario, California 91761 Elite Scales Map phone 1495 S Campus Ave #C Ontario, California 91761 Optima Scale Map phone 2313 E Philadelphia St Ontario, California 91761 Sentran Map phone 4355 E Lowell St # F Ontario, California 91761