Best hours to reach Cayman Islands (+1-345)
The Cayman Islands run on Eastern Standard Time — UTC−5 year-round, no daylight saving. Financial contacts in George Town are best reached 9 AM–5 PM EST.
EST (UTC−5), at a glance.
The Cayman Islands observes Eastern Standard Time all year with no daylight saving. George Town and West Bay share UTC−5 year-round.
Cayman against the world's hubs.
Cayman is 5 h behind London, in sync with Panama, and in the same hour as New York for most of the year (New York shifts to EDT in summer, creating a 1-h gap). Miami callers are always in sync.
Understanding the time difference between the United States and Cayman Islands
Time zone differences across other major countries
Why timing matters for calls to Cayman.
Cayman's fund managers, trust companies and banking contacts work conventional hours. The 9–11 AM window is prime: compliance calls before daily position reports and before the London desk closes.
The best windows to reach Cayman.
9 AM–12 PM EST for fund administration; 2 PM–4 PM for legal and trust contacts. Mondays are busy — call Tuesday for better first-contact rates.
Cayman Islands runs at -05:00
The zone is America/Cayman. 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 Cayman Islands.
No daylight saving
Cayman Islands stays on -05:00 all year. The windows below only move when the caller's own country changes its clocks, not when Cayman Islands does.
Shared hours with 3 of 5 markets
Callers in New York, Los Angeles, London share part of the working day with Cayman Islands. The table above gives the exact intersection for each.
Where the gap is too wide
There is no 9-to-5 overlap with Mumbai, Sydney. Calling Cayman Islands from those cities means someone is working outside normal hours — worth saying so when you book the call.
How to call the Cayman Islands using the +1-345 code.
Dial +1-345 then the seven-digit local number. Ringflow's NANP routing connects to George Town on Caribbean DID infrastructure.
Number anatomy
Dial exit code
Press + on mobile or 00 from most landlines. This opens an international line.
Enter +1-345
Cayman Islands's international code. Every call to Cayman Islands must start with +1-345.
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.
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When your working day overlaps Cayman Islands
Callers in New York, Los Angeles and London share part of the working day with Cayman Islands. There is no shared working window with Mumbai and Sydney.
| Calling from | Cayman Islands is | Call at (your time) | Which is (their time) |
|---|---|---|---|
| New York | same time | 9:00 AM – 5:00 PM | 9:00 AM – 5:00 PM |
| Los Angeles | 3h ahead | 9:00 AM – 2:00 PM | 12:00 PM – 5:00 PM |
| London | 5h behind | 2:00 PM – 5:00 PM | 9:00 AM – 12:00 PM |
| Mumbai | 10h 30m behind | No shared working hours — you would need to call outside 9am-5pm | |
| Sydney | 16h behind | No shared working hours — you would need to call outside 9am-5pm | |
Windows are the intersection of a 9am-5pm working day in each place, using Cayman Islands'standard-time offset of -05:00. Cayman Islands 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 Cayman Islands, answered.
Time zone, daylight saving and dialling questions for Cayman Islands (+1-345).