Los Angeles is 3 hours behind Arequipa during US standard time (PST, UTC-8) and 2 hours behind during US daylight saving time (PDT, UTC-7).
When it's 12:00 PM in Arequipa, it's 9:00 AM in Los Angeles (winter) or 10:00 AM (summer).
Afternoon calls work well. Schedule calls between 12:00 PM - 5:00 PM Arequipa time (9:00 AM - 2:00 PM LA time) for good business hours overlap.
Los Angeles has a significant Peruvian community and direct cultural connections to Peru. Many Peruvian restaurants and businesses thrive in LA.