# A2P SMS regulations in Chile > A2P SMS to Chile is regulated by the Subsecretaría de Telecomunicaciones (Subtel). Subtel + operator sender ID registration. Spanish supported, with approval typically taking 5-10 business days. Law 19.628 (Personal Data Protection) enforced. BroadNet carries this traffic over direct operator connections. - Canonical URL: https://www.broadnet.me/regulations/chile - Language: en - Last reviewed: 2026-09-29 - Publisher: BroadNet (https://www.broadnet.me) ## Key facts - **Subtel** — Subsecretaría de Telecomunicaciones regulates A2P messaging - **5-10 days** — Typical sender-ID approval time - **99.99%** — Platform uptime SLA ## Who regulates A2P SMS in Chile? Application-to-person messaging to Chile is overseen by the Subsecretaría de Telecomunicaciones (Subtel), which licenses the operators that terminate A2P traffic and sets the conditions those routes run under. BroadNet delivers into Chile over direct operator connections — Entel Chile, Movistar Chile, Claro Chile and WOM — rather than through resold or grey routes, so the sender ID, the delivery receipt and the audit trail all come back from the licensed path. - Telecoms regulator: Subsecretaría de Telecomunicaciones (Subtel). - Direct operator routes: Entel Chile, Movistar Chile, Claro Chile and WOM. - Sender-ID registration: Subtel + operator sender ID registration. Spanish supported. - Typical lead time: 5-10 business days. ## Sender ID registration in Chile Subtel + operator sender ID registration. Spanish supported. Registration is not a formality — an unregistered or mismatched sender ID is the most common reason otherwise-valid traffic is filtered, and the failure is usually silent rather than a hard rejection. Plan 5-10 business days for approval and register before you need the route, not during a launch. - Lead time: 5-10 business days. - BroadNet files sender IDs on your behalf through the Subtel-licensed operators. - Spanish: Spanish characters supported. - Time to production: Live in 5–15 business days from test-access request to production. ## Consent and content rules Law 19.628 (Personal Data Protection) enforced. Transactional messages — one-time passcodes, delivery and account alerts — are treated differently from marketing, but the distinction is decided by the content of the message rather than by how the campaign is labelled. - Subtel sender ID: Sender IDs registered via operator route. - Law 19.628: Chilean Personal Data Protection enforced. - Spanish: Spanish characters supported. ## What this means for your integration Practically, three things decide whether traffic to Chile performs: a registered sender ID on an Subtel-licensed route, a consent and opt-out record you can evidence, and message content that matches the category it was registered under. BroadNet's compliance engine checks each submission against the Chile ruleset before it reaches the operator, so a non-compliant send is rejected back to you rather than filtered silently downstream — which is the difference between a fixable error and traffic that quietly disappears. - Every message returns a delivery receipt (DLR); BroadNet does not publish per-country delivery percentages. - Indicative list pricing: USD 0.025 – 0.045 per message. - Addressable mobile base: 27M subscribers. - Law 19.628: Chilean Personal Data Protection enforced. ## Chile rules: promotional vs. transactional SMS | | Promotional / marketing | Transactional / service (OTP, alerts) | |---|---|---| | Registered sender ID required | Yes | Yes | | Prior consent required | Yes | No | | Opt-out instruction required | Yes | No | | Delivery receipts available | Yes | Yes | ## Frequently asked questions ### Who regulates SMS in Chile? the Subsecretaría de Telecomunicaciones (Subtel). It licenses the operators that terminate A2P traffic and sets the conditions those routes operate under. BroadNet delivers into Chile over direct connections to Entel Chile, Movistar Chile, Claro Chile and WOM. ### Do I need to register a sender ID for Chile? Yes. Subtel + operator sender ID registration. Spanish supported. Allow 5-10 business days for approval. An unregistered sender ID is the most common cause of silently filtered traffic, so register before the campaign rather than during it. ### How long does it take to start sending to Chile? Live in 5–15 business days from test-access request to production. The sender-ID registration is usually the long pole at 5-10 business days; the technical integration itself is the same REST or SMPP interface you would use for any other market. ### What does A2P SMS cost in Chile? Indicative list pricing is USD 0.025 – 0.045 per message, with volume tiers below that. The rate depends on the operator, the message category and committed volume — see the Chile coverage page for the per-operator breakdown. ### What delivery rate should I expect in Chile? BroadNet does not publish per-country delivery percentages. Every message on these direct operator routes returns a delivery receipt (DLR), so you can measure delivery on your own traffic, and the platform carries a 99.99% uptime SLA. Grey routes deliver until they do not, and give you no receipt when they fail. ## Related - [Chile coverage](https://www.broadnet.me/coverage/chile) - [All regulations](https://www.broadnet.me/regulations) ## Technical facts for Chile Network codes, message lengths and sender-ID rules in one table. Segment lengths are the GSM standard values (3GPP TS 23.038). | Technical facts | | |---|---| | Mobile country code (MCC) | 730 | | Dialling code | +56 | | Operators (MCC-MNC) | Entel Chile · 730-10; Movistar Chile · 730-07; Claro Chile · 730-03; WOM · 730-09 | | SMS length, GSM-7 (Latin alphabet) | 160 characters in a single SMS; 153 per part when concatenated | | SMS length, UCS-2 (Arabic, Cyrillic and other scripts) | 70 characters in a single SMS; 67 per part when concatenated | | Regulator | Subtel (Subsecretaría de Telecomunicaciones) | | Sender-ID rules | Subtel + operator sender ID registration. Spanish supported. | | Sender-ID lead time | 5-10 business days | ## Sources - [Subtel — Subsecretaría de Telecomunicaciones](https://www.subtel.gob.cl/)