Aastra 6731i User Manual page 171

Appendix A - Time Zone Codes
A-4
Time Zone Name
UA-Kiev
US-Eastern
US-Central
US-Mountain
US-Pacific
US-Alaska
US-Aleutian
US-Hawaii
UY-Montevideo
VA-Vatican
YU-Belgrade
Time Zone Code
EET
EST
CST
MST
PST
AKS
HAS
HST
UYS
CET
CET
41-001387-00 Rev 00 – 01.2011