Every number type in Guernsey 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 Guernsey
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Country code
+44
Trunk prefix
0
Intl. call prefix
00
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
1481256789
+44 1481256789
+441481256789
10
Mobile
7781123456
+44 7781123456
+447781123456
10
Toll-free
8001234567
+44 8001234567
+448001234567
7,9,10
Premium rate
9012345678
+44 9012345678
+449012345678
7,10
VoIP
5612345678
+44 5612345678
+445612345678
10
How to call Guernsey
From abroad: dial +44 (or your country's exit code, e.g. 00 from Europe, 011 from North America), then the national number without the leading 0. Example: +44 7781123456
Within Guernsey: dial the number as written domestically, including the trunk prefix 0. Example: 7781123456
Calling abroad from Guernsey: the international prefix is 00, or simply use + on mobiles.
Storing numbers in software: always store E.164 (+447781123456): 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 Guernsey number, with your country's exit code instead of the generic +.
Dial exactly
Frequently Asked Questions
What is the phone number format in Guernsey?
Numbers in Guernsey use country code +44. A mobile number looks like 7781123456 domestically, or +44 7781123456 in international format (E.164: +447781123456). Mobile numbers have 10 national digits.
How do I call Guernsey from abroad?
Dial your country's international prefix (or +), then 44, then the national number without the leading 0. Example: +44 7781123456.
What is the country calling code for Guernsey?
The country calling code for Guernsey is +44. To call abroad from Guernsey, the international prefix is 00 (or use +).
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