

Southland Data Processing
912 Monte Vista Avenue • Upland, CA 91786
Phone: 909.946.2032 | Fax: 909.946.6372
Email: support@SDPpayroll.com
Business hours: 8:30 am - 5:00 pm (Monday to Friday) - Closed for lunch 12:00 - 1:00PM
Southland Data Processing, Texas
402 W. McDermott • Allen, TX 75013
Phone: 469.656.3434 | Fax: 469.718.7915
Email: SDP_Texas@SDPpayroll.com
Business hours: 8:00 am - 5:00 pm (Monday to Friday) - Open during lunch hours.
Southland Data Processing
Holiday Schedule
Please incorporate the following holidays into your processing calendar.