Global SMS - Asia

SMS to South Korea
OTP, alerts and bulk SMS.

Reach subscribers on SK Telecom, KT and LG U+ from the same eSMS Africa account, API and dashboard you use for Africa - with global coverage via our routing network.

Contact sales Create a free account

One API for Africa and the world Delivery reports Pay as you go in USD

Mobile networks in South Korea

SK TelecomKTLG U+

Country code

+82

Status

On request

Price per SMS

Price on request - sales@esmsafrica.io

Request this route

Pricing

SMS pricing for South Korea

Coming soon - South Korea is available on request. Tell us your expected volume and use case and we will quote and enable the route for your account.

Price on request

Contact sales

sales@esmsafrica.io

Contact sales All pricing

Before you send

Sender ID and compliance in South Korea

Sender ID

Numeric senders only

Alphanumeric sender IDs are not supported; messages arrive from a numeric sender.

Rules change often - our team confirms the current requirements before your first campaign.

Compliance

What to know in South Korea

Advertising messages require prior consent, must be labelled as advertising and must include a free opt-out.
Advertising is restricted at night without separate consent.

Our acceptable use policy

Number format

Sending to +82 numbers

Use E.164 format: the country code, then the subscriber number without its leading zero.

Country code

+82

Example

+821012345678

Example number is illustrative. Languages: Korean.

cURL - send an SMS to South Korea

curl -X POST https://api.esmsafrica.io/v1/sms/send \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "821012345678",
    "message": "Your verification code is 123456"
  }'

REST reference, SMPP details and SDKs for Node, Python, PHP and Go in the API documentation.

Use cases

What teams send to South Korea

OTP & verification

Deliver one-time passcodes to users in South Korea signing up or logging in.

Alerts & reminders

Transaction alerts, order updates and appointment reminders.

Cross-border operations

Reach staff, partners and travellers in South Korea from the same account you use for Africa.

Customer messaging

Service updates and opted-in campaigns, with delivery reports for every message.

FAQ

SMS to South Korea: questions, answered

Can I send SMS to South Korea with eSMS Africa?

South Korea is available on request. Contact our sales team at sales@esmsafrica.io and we will confirm pricing and enable the route for your account.

Can I use an alphanumeric sender ID in South Korea?

Alphanumeric sender IDs are not supported; messages arrive from a numeric sender.

What number format should I use for South Korea?

Use international E.164 format: the country code +82 followed by the subscriber number, without the leading zero, for example +821012345678.

Which networks can I reach in South Korea?

Messages reach subscribers on SK Telecom, KT and LG U+, through global coverage via our routing network.

What compliance rules apply to SMS in South Korea?

Advertising messages require prior consent, must be labelled as advertising and must include a free opt-out. Advertising is restricted at night without separate consent.