Residential Solutions Group:

Customer Service West (Residents)
Toll free phone: (800) 947-9283
Toll free fax: (800) 342-9779
Hours: 8:00 a.m. to 5:00 p.m. PST
E-mail: customerservice@ista-na.com

Customer Service East (Residents)
Toll free phone: (866) 737-4943
Toll free fax: (888) 311-8577
Hours: 8:30 a.m. to 5:30 p.m. EST
E-mail: customerservice@ista-na.com

Client Relations West (Property Managers)Toll free phone: (800) 640-4133 Toll free fax: (866) 285-7131Hours: 8 a.m. to 5 p.m. PST E-mail: customerservice@ista-na.com

Client Relations East (Property Managers)
Toll free phone: (800) 921-2731
Toll free fax: (866) 285-7131
Hours: 8:30 a.m. to 5:30 p.m. EST
E-mail: customerservice@ista-na.com