Philadelphia×Phnom Penh
Three numbers. The ones that decide the meeting.
When the world meets at work.
Read the day in both zones.
If it's this in Philadelphia, it's that in Phnom Penh.
When it's 8:00 am in Philadelphia, it's 7:00 pm in Phnom Penh — evening there, the same day.
When it's 10:00 am in Philadelphia, it's 9:00 pm in Phnom Penh — night there, the same day.
When it's 12:00 pm in Philadelphia, it's 11:00 pm in Phnom Penh — night there, the same day.
When it's 3:00 pm in Philadelphia, it's 2:00 am in Phnom Penh — late night there, the next day.
When it's 5:00 pm in Philadelphia, it's 4:00 am in Phnom Penh — late night there, the next day.
When it's 9:00 pm in Philadelphia, it's 8:00 am in Phnom Penh — morning there, the next day.
Crossing the border. Money, language, plugs.
Money changes hands at the border: Philadelphia uses the USD ($) and Phnom Penh uses the KHR (៛). Language shifts too — English in Philadelphia, Khmer in Phnom Penh. Cars drive on the right in both, so rentals feel familiar.
- Country
- United States
- Capital
- Washington, D.C.
- Currency
- United States dollar (USD · $)
- Language
- English
- Calling code
- +1
- Drives on
- Right
- Country
- Cambodia
- Capital
- Phnom Penh
- Currency
- Cambodian riel (KHR · ៛)
- Language
- Khmer
- Calling code
- +855
- Drives on
- Right
Quick answers. Before you book the call.
What's the time difference between Philadelphia and Phnom Penh?
Philadelphia is 11 hours ahead of Phnom Penh. Philadelphia runs on GMT-4 and Phnom Penh on GMT+7. The gap can shift by an hour when either side enters or leaves daylight saving — the live clocks above always reflect the current offset.
When it's 10 am in Philadelphia, what time is it in Phnom Penh?
10:00 am in Philadelphia is 9:00 pm in Phnom Penh on the same day — night there. The same shift applies to any hour; the quick-conversion cards and the 24-hour table above cover the full day.
When it's 3 pm in Philadelphia, what time is it in Phnom Penh?
3:00 pm in Philadelphia is 2:00 am in Phnom Penh the next day — late night there. The same shift applies to any hour; the quick-conversion cards and the 24-hour table above cover the full day.
When's the best time to schedule a meeting?
Standard 09:00–17:00 workdays don't intersect. Most teams compromise with one side meeting early (before 09:00) or late (after 17:00).
Does daylight saving time change the difference?
Yes, if either city observes DST. When one side shifts and the other doesn't, the gap changes by one hour. The DST badges under each clock show whether each zone is currently shifted and when the next transition lands.
How far is Philadelphia from Phnom Penh?
About 14,288 km as the crow flies (great-circle distance). A non-stop commercial flight cruises that in roughly 17h 19m, not counting airport time, winds, or routing around restricted airspace.
Can I send this meeting time as a calendar invite?
Yes. Pick a time on the slider above, open the meeting card, customize the title and duration, then download the .ics file. It imports cleanly into Google Calendar, Outlook, and Apple Calendar with the correct timezone attached.
What currency do Philadelphia and Phnom Penh use?
Philadelphia uses the United States dollar (USD, $); Phnom Penh uses the Cambodian riel (KHR, ៛). Check the live rate before transferring money or paying with a card abroad — most banks add a 1–3 % FX margin on top of the mid-market rate.
How do I call Philadelphia from Phnom Penh?
Dial the international prefix used by your carrier (often 00), then +1, then the local number — drop any leading zero of the city or mobile code. For free calls, WhatsApp, Signal, and FaceTime work over Wi-Fi regardless of country code.
What language is spoken in Philadelphia and Phnom Penh?
Philadelphia primarily speaks English; Phnom Penh speaks Khmer. English is widely used in business contexts in major cities of both, but written contracts may need translation.
Do Philadelphia and Phnom Penh drive on the same side of the road?
Yes — both drive on the right. Rental cars feel identical between the two.