Every number type in Cayman Islands with real format examples: how numbers are written domestically, how to dial them from abroad, and the E.164 form your systems should store.
Right now in Cayman Islands
--:--
Country code
+1
Trunk prefix
1
Intl. call prefix
011
Mobile digits
10
Number formats by type
Examples from the official numbering plan metadata. The E.164 column is the normalized form for databases and APIs.
Type
Domestic (national)
From abroad
E.164
Digits
Landline
3452221234
+1 3452221234
+13452221234
10
Mobile
3453231234
+1 3453231234
+13453231234
10
Toll-free
8002345678
+1 8002345678
+18002345678
10
Premium rate
9002345678
+1 9002345678
+19002345678
10
How to call Cayman Islands
From abroad: dial +1 (or your country's exit code, e.g. 00 from Europe, 011 from North America), then the national number without the leading 1. Example: +1 3453231234
Within Cayman Islands: dial the number as written domestically, including the trunk prefix 1. Example: 3453231234
Calling abroad from Cayman Islands: the international prefix is 011, or simply use + on mobiles.
Storing numbers in software: always store E.164 (+13453231234): unambiguous, sortable, and what SMS and telephony APIs expect.
Exact dial sequence from your country
Pick where you are calling from and get the digit-for-digit sequence for a Cayman Islands number, with your country's exit code instead of the generic +.
Dial exactly
Frequently Asked Questions
What is the phone number format in Cayman Islands?
Numbers in Cayman Islands use country code +1. A mobile number looks like 3453231234 domestically, or +1 3453231234 in international format (E.164: +13453231234). Mobile numbers have 10 national digits.
How do I call Cayman Islands from abroad?
Dial your country's international prefix (or +), then 1, then the national number without the leading 1. Example: +1 3453231234.
What is the country calling code for Cayman Islands?
The country calling code for Cayman Islands is +1. To call abroad from Cayman Islands, the international prefix is 011 (or use +).
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