VerifiedAmericasReviewed 2026-08-08

Cayman Islands

The Cayman Islands, located in the Americas, is identified by the ISO 3166-1 alpha-2 code KY and alpha-3 code CYM. Its primary calling code is +1, shared with the North American Numbering Plan, requiring the area code for international dialing. The country-code top-level domain (ccTLD) is .ky, used for local domain registration and business web presences. The official currency is the Cayman Islands Dollar (KYD), pegged to the US dollar. Given the territory's prominence as an offshore financial center, these identifiers are vital for international telecommunications, corporate web identity, and financial transactions involving banking, investment, and insurance entities.

VerifiedReviewed 2026-08-08
Calling code
+1

Shared by 20 published destinations. See all matches for +1.

ISO alpha-2
KY
ISO alpha-3
CYM
ISO numeric
136
ccTLD
.ky
Currency
KYDCayman Islands dollar (KYD)
Region
Americas
Capital
George Town
Time zones
America/Cayman
Postal format
KY : CCN-NNNN

How to call Cayman Islands

From outside Cayman Islands, dial your international access prefix, then +1, then the national number. Drop the leading trunk zero when the destination numbering plan requires it.

+1 [area or mobile code] [local number]

Read the international dialing guide