COUNTRY & TERRITORY REFERENCE

Cayman Islands country codes

Cayman IslandsNorth America

Flag shown for Cayman Islands
ISO alpha-2
KY
2 letters
ISO alpha-3
CYM
3 letters
ISO numeric
136
3 digits
Calling prefix
+1 345
Telephone reference

Cayman Islands at a glance

The ISO country identifiers for Cayman Islands are KY, CYM, and 136. Select the format your form or system requests.

Namename
Cayman Islands
Native name in sourcenative_name
Cayman Islands
Capital / administrative centrecapital
George Town
Continentcontinent
North America (NA)
Regionregion
Americas
Sub-regionsub_region
Latin America and the Caribbean

Calling prefixes, currency & internet domain

International calling prefixdial_code
+1 345
Currency referencecurrency_code
KYDCayman Islands Dollar
Country-code domaintld
.ky

A listed telephone prefix may combine a shared country calling code with an area code. It is not a complete phone number.

Languages & native names

Languages listed for Cayman Islands in the reference source, with native language names where available. This is not an exhaustive list of the languages spoken or a statement of their legal status.

EnglishEnglishen-KY

The small codes are source language tags. A tag such as en-US includes a language and a regional variant; it is different from an ISO country code on its own.

Cayman Islands time zones

1 identifier is listed for KY in IANA zone.tab, release 2026d. Time-zone identifiers describe clock-rule locations, not fixed UTC offsets.

  • America/Cayman

UTC offsets and daylight-saving rules depend on the date and location. Use the time-zone converter to compare local times for a chosen date.

ISO, sporting & legacy identifiers

These code systems serve different purposes. Similar-looking codes can refer to different places or organisations.

ISO alpha-2iso_alpha_2
KY
ISO alpha-3iso_alpha_3
CYM
ISO numericiso_numeric
136
FIFA referencefifa
CAY
IOC referenceioc
CAY
Legacy FIPS-style referencefips
CJ

FIFA and IOC values are source references, not confirmation of current membership or event participation. FIPS 10-4 was withdrawn in 2008; legacy FIPS-style values are for interpreting older datasets and must not replace current ISO codes.

Sources & reference notes

The base record is from ListBase.org v2026.08. English and native country names use Annexare Countries, language names use Annexare and runtime display-name data, time zones use IANA 2026d, and the locally hosted flag is from flag-icons.