Country calling code

Guernsey country code: +44

Q: What is the country code of Guernsey?

The country calling code of Guernsey is +44. Guernsey shares the code +44 with other territories.

To call Guernsey from another country, dial your exit code, then 44, then the national number without the leading 0. A Guernsey mobile number dialled from abroad looks like +44 7781 123456.

Country code: +44
Exit code (IDD): 00
Trunk prefix: 0
Mobile number length: 10 digits
ISO country code: GG
Time zone: UTC+0 (UTC+1 in summer)
Capital: St Peter Port
Currency: GBP

How to call Guernsey

1
Dial the exit code of the country you are in. 011 in the US and Canada, 00 in the UK and most of Europe, 0011 in Australia. On a mobile phone, press and hold 0 to type + instead.
2
Dial 44, the country code of Guernsey.
3
Dial the local number without the leading 0. Numbers written for callers inside Guernsey start with the trunk prefix 0; it is dropped when you call from abroad.

Calling from	You dial
Inside Guernsey	07781 123456
Any mobile phone	+44 7781 123456
United States or Canada	011 44 7781 123456
UK, Germany, India and most countries	00 44 7781 123456
Australia	0011 44 7781 123456
Japan	010 44 7781 123456

Example with the Guernsey sample number +447781123456.

Calling abroad from Guernsey

Dial the exit code 00, then the country code and the number. To call the US from Guernsey: 00 1 + area code + number.

Guernsey phone number format

Example numbers for each number type, written the way they are dialled inside Guernsey and from abroad. The length counts the digits after the country code.

Type	National format	International format	E.164	Digits
Mobile	07781 123456	+44 7781 123456	+447781123456	10
Landline	01481 256789	+44 1481 256789	+441481256789	10
Toll-free	0800 123 4567	+44 800 123 4567	+448001234567	7, 9, 10
Premium rate	0901 234 5678	+44 901 234 5678	+449012345678	7, 10
VoIP	056 1234 5678	+44 56 1234 5678	+445612345678	10
Personal number	070 1234 5678	+44 70 1234 5678	+447012345678	10
Pager	076 4012 3456	+44 76 4012 3456	+447640123456	10
UAN (universal access)	055 1234 5678	+44 55 1234 5678	+445512345678	10

Mobile networks in Guernsey

The first digits of a number show which network the number range was assigned to. Numbers can be ported to another network later.

All 7 prefixes →

Airtel

3 prefixes

078391078392078397

JT

2 prefixes

079111079117

Sure

2 prefixes

07781078398

Guernsey country code: FAQ

What is the country code of Guernsey?

The country calling code of Guernsey is +44. Guernsey shares the code +44 with other territories.

How do I call Guernsey from abroad?

Dial your exit code (011 from the US and Canada, 00 from most of Europe, or simply + on a mobile phone), then 44, then the local number without the leading 0. Example: +44 7781 123456.

What is the exit code for international calls from Guernsey?

To call another country from Guernsey, dial 00, then the other country's code and number. On mobile phones you can always use + instead.

How many digits does a Guernsey mobile number have?

Mobile numbers in Guernsey have 10 digits after the country code (without the trunk prefix), for example +44 7781 123456.

Which mobile networks operate in Guernsey?

Mobile number ranges in Guernsey are assigned to Airtel, JT, Sure and others. Because numbers can be ported between networks, the prefix shows the network a number was originally issued to. Use the carrier lookup to check a specific number.

How can I check if a Guernsey phone number is valid?

Enter the number in the checker on this page. It checks the length and number ranges of Guernsey offline. To verify numbers in bulk or from your own software, use the numlookupapi phone validation API.

Phone number API

Validate numbers like this in your app

numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.

Read the documentation

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GET https://api.numlookupapi.com/v1/validate/+447781123456

{
  "valid": true,
  "international_format": "+447781123456",
  "country_prefix": "+44",
  "country_code": "GG",
  "line_type": "mobile",
  "carrier": "…",
  "e164_format": "+447781123456",
  "national_format": "07781 123456"
}