Send SMS to Dominican Republic
from $0.0350/msg

curl -X POST https://api.smsroute.cc/v1/sms \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "+18295551234",
    "message": "Your verification code is 123456. Do not share.",
    "sender_id": "YOURBANK"
  }'

import requests

url = "https://api.smsroute.cc/v1/sms"
headers = {
    "Authorization": "Bearer YOUR_API_TOKEN",
    "Content-Type": "application/json"
}
payload = {
    "to": "+18295551234",
    "message": "Your verification code is 123456. Do not share.",
    "sender_id": "YOURBANK"
}

response = requests.post(url, json=payload, headers=headers)
print(response.json())

import fetch from "node-fetch";

const apiKey = process.env.SMSROUTE_API_KEY;

const res = await fetch("https://api.smsroute.cc/v1/messages", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${apiKey}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    to: "+15551234567",
    from: "smsroute",
    text: "Your verification code is 384921",
  }),
});

console.log(await res.json());

<?php
$apiKey = getenv('SMSROUTE_API_KEY');

$payload = json_encode([
    'to'   => '+15551234567',
    'from' => 'smsroute',
    'text' => 'Your verification code is 384921',
], JSON_UNESCAPED_UNICODE);

$ch = curl_init('https://api.smsroute.cc/v1/messages');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer ' . $apiKey,
        'Content-Type: application/json',
    ],
    CURLOPT_POSTFIELDS => $payload,
]);

echo curl_exec($ch);
curl_close($ch);

package main

import (
    "bytes"
    "encoding/json"
    "fmt"
    "io"
    "net/http"
    "os"
)

func main() {
    payload, _ := json.Marshal(map[string]string{
        "to":   "+15551234567",
        "from": "smsroute",
        "text": "Your verification code is 384921",
    })

    req, _ := http.NewRequest("POST",
        "https://api.smsroute.cc/v1/messages",
        bytes.NewBuffer(payload))
    req.Header.Set("Authorization", "Bearer "+os.Getenv("SMSROUTE_API_KEY"))
    req.Header.Set("Content-Type", "application/json")

    resp, err := http.DefaultClient.Do(req)
    if err != nil { panic(err) }
    defer resp.Body.Close()

    body, _ := io.ReadAll(resp.Body)
    fmt.Println(string(body))
}

Mobile Operators: Claro, Orange, and Altafiber

Claro Dominicana dominates with 48% market share and over 6.7 million subscribers. It is the legacy leader in Dominican mobile, with nationwide coverage and strong urban penetration. Claro operates on GSM (2G legacy), 3G, 4G LTE, and 5G networks and maintains direct international interconnect capacity. Our platform routes directly to Claro's SMS gateway.

Orange Dominicana holds 35% market share with approximately 4.9 million subscribers. Orange entered the Dominican market in the early 2000s and has captured a large slice of urban and suburban customers through competitive pricing and bundled broadband services. Orange also operates multi-generational networks (2G, 3G, 4G, 5G) and maintains robust SMS interconnect capacity.

Altafiber (formerly Trilogy Communications) controls 17% market share with roughly 2.4 million subscribers. Altafiber focuses on value-segment customers and has expanded rapidly through lower-cost prepaid plans. Like Claro and Orange, Altafiber supports 4G and 5G networks and participates in the national SMS routing mesh. Our platform interconnects with all three operators, ensuring end-to-end coverage of 106% mobile penetration (a figure that reflects high dual-SIM usage and multiple subscriptions per person).

Pricing: smsroute.cc vs. Twilio, Vonage, MessageBird, Plivo, and Sinch

Key differences:

• smsroute.cc is 30% cheaper than Twilio ($0.0350 vs. $0.0500) and costs less than all competitors except Plivo—and smsroute has no monthly minimums or platform fees.
• Crypto-only payment is unique to smsroute. If you operate in the crypto or fintech space and prefer to avoid traditional banking rails, smsroute is the natural choice.
• No KYC at signup. Traditional gateways require identity verification, business registration, and sometimes credit card pre-authorization. smsroute requires only an email address.
• Transparent pricing: You are charged only for messages sent. No platform fees, no API fees, no overage charges. Volume discounts available on request (>100,000 SMS/month).

Latency and Delivery: 215 ms p50, 510 ms p95, 98.5% Success Rate

SMS delivery speed in Dominican Republic is governed by operator interconnect quality and geographic distance. smsroute.cc maintains direct peering relationships with Claro, Orange, and Altafiber, resulting in minimal hop-count and low-latency routing.

Latency metrics:

• Median (p50) latency: 215 milliseconds. Half of all SMS are delivered within 215 ms.
• 95th percentile (p95) latency: 510 milliseconds. 95% of SMS are delivered within 510 ms; only 5% take longer.
• Delivery success: 98.5% on first attempt. This rate reflects successful delivery to the operator's SMSC (Short Message Service Center) and handoff to the recipient's device. Failed deliveries are due to invalid numbers, network unavailability, or recipient device issues—not platform errors.
• 99.9% platform uptime: Our API infrastructure is distributed across multiple regions with automatic failover and 99.9% SLA uptime.

For transactional SMS (OTPs, confirmations, alerts), 215 ms p50 latency is excellent: users see their codes in under a quarter-second. For marketing SMS, even 510 ms p95 latency is imperceptible to end-users, ensuring efficient campaign delivery. Our tier-1 operator relationships guarantee that your messages are prioritized in carrier queues and not deprioritized as "low-cost" traffic.

Compliance: Ley 172-13 (Data Protection), Opt-In, Quiet Hours, and Sender ID Registration

The Dominican Republic enforces Ley 172-13 (Ley de Protección de Datos Personales), a comprehensive data-protection statute that applies directly to SMS marketing. Under this law, every recipient of a marketing SMS must have provided explicit, documented opt-in consent before your first message. This consent must be freely given, specific, informed, and recorded. You are responsible for maintaining proof of consent (email confirmations, checkbox records, form submissions) for at least two years.

INDOTEL (Instituto Dominicano de las Telecomunicaciones) is the enforcement authority. It publishes best-practice guidelines and has issued enforcement actions against major senders who ignore opt-in requirements. While fines in the five- to seven-figure range are not uncommon for sustained violations, the primary leverage is message blocking: operators will rate-limit or drop traffic from senders known to violate data-protection rules.

Opt-out and quiet hours: Marketing SMS must include an easy, free opt-out method (typically a STOP keyword or unsubscribe link). Recipients who text STOP must be removed from your list within 24 hours. Marketing SMS are restricted to quiet hours of 08:00–20:00 AST (Atlantic Standard Time); no marketing SMS may be sent between 20:00 and 08:00. Transactional SMS (password resets, appointment confirmations, payment alerts, delivery notifications) are exempt from quiet-hours restrictions and may be sent 24/7.

Sender ID: Alphanumeric sender IDs (up to 11 characters) are permitted and are the preferred method for consumer-facing SMS. INDOTEL registration of your sender ID is recommended: registering your brand name or acronym (e.g., BANK, AIRLINES, SHOP) reduces filtering and signals legitimacy to recipients. Numeric-only sender IDs (short codes) require separate INDOTEL approval and are reserved for operators and major government agencies. smsroute.cc can assist with sender ID registration or use your pre-registered ID.

Frequently Asked Questions

Related Pages

• SMS Pricing (All Countries)
• Developer Docs & API Reference
• Send SMS Worldwide
• Send SMS to Mexico
• Send SMS to Brazil
• Send SMS to United States

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