SMS compliance in Ecuador
The rules that apply to business SMS sent to numbers in Ecuador, with the source for each.
Quiet hours
No statutory quiet hours identified; send promotional SMS 08:00-20:00 local time (industry best practice). Transactional/OTP 24/7.
Source: Industry practice – no official text found
Consent
Prior opt-in consent required for promotional SMS under Organic Law on Personal Data Protection 2021 (LOPDP); transactional/OTP allowed within an existing service relationship.
Source: Organic Law on Personal Data Protection 2021 (LOPDP)
Opt-out
Promotional SMS must offer a free, simple opt-out (e.g., reply STOP); honour requests promptly and suppress opted-out numbers.
Source: Operator/aggregator policy (best practice)
Prohibited content
Blocked: phishing/fraud, illegal or unlicensed gambling, adult content, hate/political content (most operators), counterfeit/illegal goods, unlicensed financial offers; URL shorteners often blocked.
Source: Operator content policies / national advertising law
Data protection law
Organic Law on Personal Data Protection 2021 (LOPDP). Supervisory authority: Superintendency of Personal Data Protection.
Source: Organic Law on Personal Data Protection 2021 (LOPDP)
Sender ID rule
Alphanumeric SIDs generally not supported; messages delivered from short/long numeric codes.
Source: Operator rules (see SenderID sheet)
Other
Classify traffic as promotional or transactional; OTP/transactional must not contain marketing content; use local language or Unicode where required.
Source: Industry practice
This summary is guidance, not legal advice. Last verified 23 October 2026.