Regulatory Framework & Privacy Law
Posted: Sun May 18, 2025 9:32 am
* National format: `040 123 4567` → E.164: `+358 40 123 4567`.
* No leading “0” once country code appended.
Portability: since 2003, both mobile and fixed numbers can port. Validation must query the current routing database or HLR lookup APIs.
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Finland enforces GDPR plus local **Act on Electronic Communications Services (917 / 2014)**. Highlights:
* **Consent‑first marketing** – Cold SMS to consumers requires *prior* opt‑in unless a customer relationship already exists.
* **Robinson List** – “Kieltolista” maintained by the Finnish Information Society Advisory Board.
* **Corporate recipients** – B2B SMS/email allowed if message relates to job role; still must offer opt‑out.
* **Maximum fines** – Up to 4 % of global turnover (GDPR).
Data brokers must document lawful basis (Art 6 GDPR), honor finland phone number data data‑subject rights in Finnish or Swedish, and maintain a Finnish or EU representative.
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### 5 Sources of Finnish Phone‑Number Data
**1. Official Registries** – Trade Register, Business Information System (YTJ) for company switchboard numbers.
**2. Public Directories** – Fonecta, Eniro; data is increasingly opt‑in.
**3. Telco APIs** – MNO or MVNO bulk HLR; numbers only, no personal data.
**4. Commercial Brokers** – Price €0.06–€0.12 / record for consumer, €0.04–€0.09 for SOHO.
**5. First‑party Collection** – Web signup, app installs, point‑of‑sale loyalty. Provides highest consent grade.
Combine multiple sources, then deduplicate via MSISDN hash to raise accuracy above 92 %.
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### 6 Cleaning, Normalizing, and Validating
A typical raw list has 8–15 % unusable entries: duplicates, non‑Finnish, deactivated SIMs. Best practice pipeline:
* No leading “0” once country code appended.
Portability: since 2003, both mobile and fixed numbers can port. Validation must query the current routing database or HLR lookup APIs.
---
Finland enforces GDPR plus local **Act on Electronic Communications Services (917 / 2014)**. Highlights:
* **Consent‑first marketing** – Cold SMS to consumers requires *prior* opt‑in unless a customer relationship already exists.
* **Robinson List** – “Kieltolista” maintained by the Finnish Information Society Advisory Board.
* **Corporate recipients** – B2B SMS/email allowed if message relates to job role; still must offer opt‑out.
* **Maximum fines** – Up to 4 % of global turnover (GDPR).
Data brokers must document lawful basis (Art 6 GDPR), honor finland phone number data data‑subject rights in Finnish or Swedish, and maintain a Finnish or EU representative.
---
### 5 Sources of Finnish Phone‑Number Data
**1. Official Registries** – Trade Register, Business Information System (YTJ) for company switchboard numbers.
**2. Public Directories** – Fonecta, Eniro; data is increasingly opt‑in.
**3. Telco APIs** – MNO or MVNO bulk HLR; numbers only, no personal data.
**4. Commercial Brokers** – Price €0.06–€0.12 / record for consumer, €0.04–€0.09 for SOHO.
**5. First‑party Collection** – Web signup, app installs, point‑of‑sale loyalty. Provides highest consent grade.
Combine multiple sources, then deduplicate via MSISDN hash to raise accuracy above 92 %.
---
### 6 Cleaning, Normalizing, and Validating
A typical raw list has 8–15 % unusable entries: duplicates, non‑Finnish, deactivated SIMs. Best practice pipeline: