Ascension Island flag SH

Ascension Island Phone Number Format

Country code +247 — Complete guide to Ascension Island phone number formats, mobile and landline structures, and area codes.

How Ascension Island Phone Numbers Are Written

Phone numbers in Ascension Island have 5 digits after the country code +247. There is no trunk prefix to remove: the number is written the same way at home (4XXXX) and after the country code (+247 4XXXX).

Country code+247
Digits after +2475 digits
Trunk prefix (domestic calls) None
Mobile numbers start with 2, 3, 4 or 7
Exit code (to call abroad from Ascension Island)00
Dial from the US011 247 4XXXX

Mobile vs. Landline Numbers

Mobile numbers

5 digits after +247, starting with 2, 3, 4 or 7.

4XXXX at home
+247 4XXXX international
Landline numbers

5 digits after +247. Landlines begin with an area code, for example US Base:

6XXXX at home
+247 6XXXX international

Ascension Island Number Types

Type Starts with Written at home International From the US
Mobile 2, 3, 4 or 7 4XXXX +247 4XXXX 011 247 4XXXX
Landline 6 6XXXX +247 6XXXX 011 247 6XXXX
Company number (UAN) — 5XXXXX +247 5XXXXX 011 247 5XXXXX

X stands for any digit. Source: libphonenumber metadata (phonenumbers 9.0.40), Google's open numbering data.

Checking a number from Ascension Island? The phone number checker tells you if it is valid, mobile or landline, and gives its international format.

Dialing Tips

  • Keep every digit: Ascension Island numbers have no trunk prefix, so dial them after +247 exactly as they are written locally.
  • Use the + notation: From a US mobile phone, use +247 instead of 011 247.
  • Verify the number length: Numbers in Ascension Island have 5 digits after +247. If your call does not connect, check that no digit is missing or doubled.
  • Save contacts in international format: Always store phone numbers with the full +247 prefix so they work from any country.

Ascension Island Phone Number FAQ

How many digits does a phone number in Ascension Island have?

Phone numbers in Ascension Island have 5 digits after the country code +247.

What do mobile numbers in Ascension Island start with?

Mobile numbers in Ascension Island start with 2, 3, 4 or 7, for example 4XXXX.

How do I write a phone number from Ascension Island in international format?

Start with +247, then the national number. For example, a mobile number written 4XXXX at home becomes +247 4XXXX. From a US landline, dial 011 247 4XXXX.

How do I call the US from Ascension Island?

Dial the exit code 00, then 1 and the 10-digit US number: 00 1 XXX XXX XXXX. From a mobile phone you can use + instead of 00: +1 XXX XXX XXXX.

Ascension Island Quick Info
Country Code +247
ISO Code SH
Capital Jamestown
International Prefix 011 (from US)
Full Country Profile
Related Pages
Nearby Countries