Warsaw is 9 hours ahead of Los Angeles. Los Angeles uses Pacific Time (PT, UTC-8/-7) while Warsaw uses Central European Time (CET/CEST, UTC+1/+2). When it's 12:00 PM in Los Angeles, it's 9:00 PM in Warsaw.
Both cities observe daylight saving time on similar schedules, so the 9-hour difference remains relatively constant.
Best calling time: 12:00 AM - 9:00 AM Los Angeles time. This corresponds to 9:00 AM - 6:00 PM in Warsaw. Early morning calls from LA work best.
Los Angeles and Warsaw have growing tech connections. Poland has a strong software development industry, and many US companies work with Polish teams, making cross-timezone collaboration common.