Global SMS - Asia

SMS to Hong Kong
OTP, alerts and bulk SMS.

Reach subscribers on CSL, SmarTone, 3 and China Mobile Hong Kong 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 Hong Kong

CSLSmarTone3China Mobile Hong Kong

Country code

+852

Status

On request

Price per SMS

Price on request - sales@esmsafrica.io

Request this route

Pricing

SMS pricing for Hong Kong

Coming soon - Hong Kong 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 Hong Kong

Sender ID

Sender ID registration required

Under the SMS Sender Registration Scheme, registered senders display with a "#" prefix so recipients can trust them. Registration is recommended for brands sending to Hong Kong.

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

Compliance

What to know in Hong Kong

Commercial electronic messages must offer an unsubscribe facility under the Unsolicited Electronic Messages Ordinance.

Our acceptable use policy

Number format

Sending to +852 numbers

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

Country code

+852

Example

+85251234567

Example number is illustrative. Languages: Chinese (Cantonese), English.

cURL - send an SMS to Hong Kong

curl -X POST https://api.esmsafrica.io/v1/sms/send \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "85251234567",
    "from": "MyBrand",
    "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 Hong Kong

OTP & verification

Deliver one-time passcodes to users in Hong Kong signing up or logging in.

Alerts & reminders

Transaction alerts, order updates and appointment reminders.

Cross-border operations

Reach staff, partners and travellers in Hong Kong 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 Hong Kong: questions, answered

Can I send SMS to Hong Kong with eSMS Africa?

Hong Kong 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 Hong Kong?

Under the SMS Sender Registration Scheme, registered senders display with a "#" prefix so recipients can trust them. Registration is recommended for brands sending to Hong Kong.

What number format should I use for Hong Kong?

Use international E.164 format: the country code +852 followed by the subscriber number, without the leading zero, for example +85251234567.

Which networks can I reach in Hong Kong?

Messages reach subscribers on CSL, SmarTone, 3 and China Mobile Hong Kong, through global coverage via our routing network.

What compliance rules apply to SMS in Hong Kong?

Commercial electronic messages must offer an unsubscribe facility under the Unsolicited Electronic Messages Ordinance.