---
title: "+290 Country Code: St. Helena Dialing Code & Format"
description: "+290 is the country code of St. Helena (shared). To call, dial +290 then the number. Examples, number length and time zones."
url: https://ailocator.app/country-codes/st-helena
lang: en
dateModified: "2026-10-18"
---

Country calling code

#  +290 St. Helena country code

St. Helena’s international calling code is **+290**. To call a St. Helena number from another country, dial your exit code, then 290, then the local number.

Calling code

+290

ISO 3166 code

SH · 654

Exit code (calling out)

00

Trunk prefix (domestic)

None

Number length

4–5 digits

Time zones

St Helena

Local time

—

Number formats and examples are generated from [libphonenumber-js numbering-plan metadata](https://github.com/catamphetamine/libphonenumber-js). They describe numbering rules, not a verified active subscriber or a phone’s current location. For an individual number, try the [free format lookup](https://ailocator.app/phone-number-lookup).

## How to call St. Helena

| Calling from | Dial |
| --- | --- |
| A mobile phone, anywhere | `+290 51234` |
| United States & Canada | `011 290 51234` |
| UK, Europe & most countries | `00 290 51234` |
| Australia | `0011 290 51234` |
| Inside St. Helena | `51234` |

St. Helena does not use a trunk prefix, so the number you dial at home is the same one you dial after +290.

## St. Helena phone number format

A sample mobile number in St. Helena is written **+290 51234** internationally, **51234** locally, and **+29051234** in the E.164 format that apps and websites store. Numbers are 4–5 digits long after the country code.

Not sure where a number is from? Paste it into our free [phone number lookup](https://ailocator.app/phone-number-lookup) to see the country, line type and correct format.

## Calling abroad from St. Helena

To call another country from a St. Helena landline, start with the exit code **00**, then the destination country code. On a mobile phone, holding **0** to type **+** works everywhere and replaces the exit code.

## Other places that use +290

The +290 code is shared by 2 countries and territories. The first digits after the code identify each one: [Tristan da Cunha](https://ailocator.app/country-codes/tristan-da-cunha).

## Missed call from +290?

If you don’t know anyone in St. Helena, be careful with short missed calls from international numbers. “One-ring” scams hope you call back a premium-rate line. Don’t return the call, don’t share codes sent by SMS, and block the number if it keeps calling. A genuine contact will usually leave a message or text.

AI Family Locator

## Request location sharing for a +290 number

Enter the St. Helena number to prepare a request. The owner must install the iPhone app and approve sharing before a live GPS location appears.

[Locate the number](https://ailocator.app/start)

## Frequently asked questions

### Which country uses the +290 code?

+290 is the calling code of St. Helena. It is shared with Tristan da Cunha; the digits after +290 tell them apart.

### How do I call St. Helena from the United States?

Dial 011 (the US exit code), then 290, then the local number without any prefix. From a mobile phone you can simply type +290 51234.

### How many digits are in a St. Helena phone number?

National numbers in St. Helena are 4–5 digits long after the +290 country code. A typical mobile number looks like +290 51234.

### Can I find the location of a +290 number?

Not from the number alone. Enter the number in [AI Family Locator](https://ailocator.app/start) and send a location request. Live GPS location appears only after the owner installs the app and approves sharing. A number lookup shows only numbering details, not a current location.

## Nearby calling codes

-   [ Tristan da Cunha +290](https://ailocator.app/country-codes/tristan-da-cunha)
-   [ Eritrea +291](https://ailocator.app/country-codes/eritrea)
-   [ Aruba +297](https://ailocator.app/country-codes/aruba)
-   [ Faroe Islands +298](https://ailocator.app/country-codes/faroe-islands)
-   [ Greenland +299](https://ailocator.app/country-codes/greenland)
-   [ Comoros +269](https://ailocator.app/country-codes/comoros)
-   [ Eswatini +268](https://ailocator.app/country-codes/eswatini)
-   [ Botswana +267](https://ailocator.app/country-codes/botswana)

[All country calling codes →](https://ailocator.app/country-codes)

Source: [Original page](https://ailocator.app/country-codes/st-helena) · Last updated: 2026-10-18