UTC−02:30

UTC−02:30 makes clocks 2 hours and 30 minutes earlier than Greenwich Mean Time. 

These are the places who are on the UTC−02:30 time zone.

As standard time (all year round)
Brazil
Pernambuco
Olinda

As daylight saving time (Northern Hemisphere summer)
Canada
Newfoundland and Labrador
St. John's

References

Category:UTC offsets