United States
1.877.982.9888  ( 8:00 AM - 8:00 PM EST )
clientservices_tw@sterlingts.com
Sterling Customer Support
4511 Rockside Road, 4th Floor
Independence,  OH 44131
U.S.A.
Canada
1.866.455.5601  ( 8:00 AM - 8:00 PM EST )
English:
ClientServicesCanada@sterlingts.com
French:
SoutienclientCanada@sterlingts.com
Sterling Customer Support/Soutien à la clientèle
Suite 200 - 19433 96th Ave
Surrey,  BC V4N 4C4
Canada
U.K.

+44 (0) 2087 410000  ( 8:00 AM - 6:00 PM GMT )
customersupport@sterlingts.com
Sterling UK Customer Support
8th Floor, Alexandra House
1 Alexandra Road
Swansea,  SA1 5ED
United Kingdom
APAC
+60 3-9212-5859  ( 7:30 AM - 5:30 PM IST )
apac.support@sterlingts.com
India
000-800-919-1481  ( 7:30 AM - 5:30 PM IST )
apac.support@sterlingts.com