When to call New Caledonia (+687)
New Caledonia runs on New Caledonia Time — UTC+11 year-round. Mining and tourism contacts in Nouméa are reachable 8 AM–5 PM NCT.
NCT (UTC+11), at a glance.
New Caledonia observes New Caledonia Time at UTC+11 all year with no daylight saving. Nouméa and Koné share UTC+11 across the main island.
New Caledonia against the world's hubs.
Nouméa is 11 h ahead of London, 1 h ahead of Sydney and 16 h ahead of New York. Sydney callers can reach Nouméa 8 AM–5 PM NCT (7 AM–4 PM AEST).
Understanding the time difference between the United States and New Caledonia
Time zone differences across other major countries
Why timing matters for calls to New Caledonia.
Nouméa's nickel smelter procurement teams and tourism operators keep structured hours. The 8–10 AM NCT window catches operations contacts before production shift planning and midday management reviews.
The best windows to reach New Caledonia.
8 AM–11 AM NCT for nickel industry and mining contacts; 9 AM–12 PM for tourism and government. From Paris, you need to call at 10 PM–1 AM to reach Nouméa's morning.
New Caledonia runs at +11:00
The zone is Pacific/Noumea. Every window on this page is worked out from that offset rather than a rule of thumb, so the times shown are the ones that actually apply to New Caledonia.
No daylight saving
New Caledonia stays on +11:00 all year. The windows below only move when the caller's own country changes its clocks, not when New Caledonia does.
Shared hours with 2 of 5 markets
Callers in Mumbai, Sydney share part of the working day with New Caledonia. The table above gives the exact intersection for each.
Where the gap is too wide
There is no 9-to-5 overlap with New York, Los Angeles, London. Calling New Caledonia from those cities means someone is working outside normal hours — worth saying so when you book the call.
How to call New Caledonia using the +687 code.
Dial +687 then the six-digit local number. Ringflow routes via Pacific infrastructure for consistent quality to Nouméa.
Number anatomy
Dial exit code
Press + on mobile or 00 from most landlines. This opens an international line.
Enter +687
New Caledonia's international code. Every call to New Caledonia must start with +687.
Area prefix
Add the local area or mobile network code — always drop any leading zero used for domestic calls.
Full number
Dial the remaining subscriber digits. Your number is now correctly formatted for international routing.
Best time to call — every country.
Jump to any country's best-time-to-call guide. Search by name, ISO or dial prefix.
Reach New Caledonia contacts in their window, on the right network.
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When your working day overlaps New Caledonia
Callers in Mumbai and Sydney share part of the working day with New Caledonia. There is no shared working window with New York, Los Angeles and London.
| Calling from | New Caledonia is | Call at (your time) | Which is (their time) |
|---|---|---|---|
| New York | 16h ahead | No shared working hours — you would need to call outside 9am-5pm | |
| Los Angeles | 19h ahead | No shared working hours — you would need to call outside 9am-5pm | |
| London | 11h ahead | No shared working hours — you would need to call outside 9am-5pm | |
| Mumbai | 5h 30m ahead | 9:00 AM – 11:30 AM | 2:30 PM – 5:00 PM |
| Sydney | same time | 9:00 AM – 5:00 PM | 9:00 AM – 5:00 PM |
Windows are the intersection of a 9am-5pm working day in each place, using New Caledonia'sstandard-time offset of +11:00. New Caledonia does not observe daylight saving, so these windows hold all year — though they shift when the caller's own country changes its clocks.
FAQ
Calling New Caledonia, answered.
Time zone, daylight saving and dialling questions for New Caledonia (+687).