Time difference between Colombo and Philadelphia
Compare the current local time in Colombo and Philadelphia, see when your working hours overlap, and convert any specific hour between the two timezones.
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How do I convert a specific time?
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What's the working-hours overlap?
When Colombo's 9:00–17:00 business hours overlap with Philadelphia's.
Colombo working hours
Philadelphia working hours
Overlap (both working)
🇱🇰 Colombo
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🇺🇸 Philadelphia
How do you schedule across Colombo and Philadelphia?
Scheduling between Colombo and Philadelphia is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 1 hour 30 minutes between Colombo closing at 17:00 local and Philadelphia opening at 09:00 local. Practical bridging slots: an early Philadelphia start at 07:30 (catching Colombo just at close, 17:00), or a late Colombo call at 18:30 (catching Philadelphia at opening, 09:00).
What's the quick reference?
| 🇱🇰 Colombo | 🇺🇸 Philadelphia | In Philadelphia it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |