Cayman Islands is +1 345

A local writes 345 555 0123 — the dialer below turns that into what you press.

Country code
+1
Dialing out
011
Trunk prefix
none
Area codes
345

Grand Cayman and its sister islands answer to NANP area code 345, so the territory shares country code 1 rather than holding its own. From the US it dials like long distance, 1 345 plus seven digits, though rates are international. There is no trunk prefix, and 011 fronts calls to countries outside the plan.

NANP ten digits under area code 345; seven-digit dialing covers calls within the islands.

You dial

1 3455550123

Both countries share the North American plan — no exit code, just 1 and the ten digits. From any mobile, +1 3455550123 works worldwide.

Type the number the way a local writes it — the arithmetic is derived from each country's ITU plan.

Plan facts verified against ITU-T E.164 assigned country codes. Prose is our own.

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Also on +1