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CLIRoutes

IVR routes · CH +41

Switzerland IVR Routes for consented campaigns

Capacity for consented and lawful automated calls to Switzerland: appointment reminders, surveys, collections notices and opted-in marketing. Campaigns are reviewed before IVR capacity is enabled.

Europe+41
key_facts · ch
country_code
+41 · CH
national_len
9 digits after the trunk 0
mobile
075 · 076 · 077 · 078 · 079
fixed
044 / 043 Zurich · 022 Geneva · 031 Bern
regulator
OFCOM / BAKOM (Federal Office of Communications), with SECO enforcing unfair-competition rules
timezone
CET (UTC+1), CEST (UTC+2) in summer.
reviewed
2026-10-12

Overview

IVR routes to Switzerland

IVR routes to Switzerland carry automated calls that play a message and capture a key press or speech response. Automated calling is regulated more tightly than live calls almost everywhere, so we review the campaign type and consent basis for Switzerland before turning capacity on.

Automated advertising calls to Swiss recipients who have the directory asterisk are unlawful, and consent is expected for the rest. Service IVR, such as insurance or bank notifications, is the common use.

Switzerland is a small, high-value destination with four language regions. Traffic is mostly customer care, insurance, banking and B2B, and Swiss consumers are quick to report unwanted calls to SECO.

Number formats
TypeE.164
Mobile+41 79 123 45 67079 123 45 67
Fixed+41 44 123 45 67044 123 45 67
Toll-free+41 800 123 4560800 123 456 (domestic only)

+41 followed by a 9-digit national number; the leading 0 is dropped in E.164.

Regulation · OFCOM / BAKOM

Caller ID rules in Switzerland

A practical summary for operations teams, not legal advice. Confirm current requirements with counsel before you launch.

Last reviewed

Caller-ID presentation

The revised Telecommunications Act obliges providers to combat CLI manipulation, including filtering calls from abroad that present Swiss numbers without authorisation. Directory entries marked with an asterisk must not receive advertising calls.

Directory asterisk

Subscribers can mark their directory entry with an asterisk meaning “no advertising calls”. Under the Unfair Competition Act (UWG Art. 3), calling them for marketing is unlawful.

Anti-spoofing duties

The revised Telecommunications Act requires providers to combat CLI manipulation, including filtering calls from abroad that present Swiss numbers without authorisation.

Data protection (revFADP)

The revised Federal Act on Data Protection, in force since September 2023, covers call recording, lead data and transfers abroad.

Calling hours

No statutory window. Business hours on weekdays is the norm; Sunday calls generate complaints quickly.

Dialing & setup

Dialing Switzerland correctly

  • Drop the trunk 0: 044 123 45 67 becomes +41 44 123 45 67.
  • Four language regions: German, French, Italian and Romansh. Match script language to the area code.
  • Switzerland is outside the EU: GDPR does not apply directly, but the revised FADP does.
  • Freephone 0800 numbers cannot be reached on international routes.

Caller ID best practice

Present a Swiss number you hold, ideally one matching the language region you call (044 Zurich, 022 Geneva, 091 Ticino). Calls from abroad presenting Swiss numbers that are not legitimately used are filtered by Swiss providers.

Troubleshooting

Common SIP errors on Switzerland calls

  • 403

    Forbidden

    A Swiss CLI was filtered as unauthorised on international-origin traffic.

  • 404

    Not Found

    The trunk 0 was kept after +41, or the number is out of service.

  • 480

    Temporarily Unavailable

    Handset off or unreachable.

Quality guidance

What healthy Switzerland traffic looks like

Swiss routes are high quality and relatively expensive. ACD tends to be longer than in neighbouring countries because traffic is mostly service and B2B.

40–58%

ASR

2.5–4.5min

ACD

2–4s

PDD

Typical ranges on healthy routes, as guidance only. Results depend on your lists, CLI reputation and campaign type. Live per-destination stats are in your portal.

Setup

Connect your IVR route for Switzerland

Replace the placeholders in angle brackets with the values from your portal. Full trunk templates for each platform are in the portal after sign-up.

Asterisk IVR context+41
; extensions.conf — consented IVR campaign to Switzerland
[ivr-ch]
exten => s,1,Answer()
 same => n,Playback(custom/identify-business)
 same => n,Read(KEY,custom/press-1-or-9-to-opt-out,1,,1,6)
 same => n,GotoIf($["${KEY}" = "9"]?optout,1)
 same => n,GotoIf($["${KEY}" = "1"]?agent,1)
 same => n,Hangup()
exten => optout,1,AGI(record_optout.agi,${CALLERID(num)})
exten => agent,1,Dial(PJSIP/<AGENT_QUEUE>,30)

FAQ

Switzerland IVR routes: FAQ

Can’t find what you need? Our routing team answers within the hour, around the clock.

Do Swiss marketing rules apply to B2B calls?

The directory asterisk applies to business entries too, so scrub B2B lists against it. Unfair-competition rules also apply to aggressive sales methods regardless of the recipient type.

Which area code should I present?

Match the language region where possible: 044/043 for Zurich, 022 for Geneva, 031 for Bern, 091 for Ticino. A local, callable number answers better than a foreign one.

Does Switzerland follow EU telemarketing rules?

No. Switzerland has its own rules: the Unfair Competition Act, the directory asterisk and the revised Federal Act on Data Protection. They are similar in spirit but differ in detail.

Can I call Swiss customers from an EU number?

Yes, and it displays as a foreign number. A Swiss number you hold answers better and avoids anti-spoofing filters that apply to Swiss CLIs on foreign traffic.

How do Swiss providers handle spoofed calls?

They filter calls from abroad that present Swiss numbers without authorisation. Legitimate Swiss CLIs need to be used on paths recognised as authorised.

What consent do I need for IVR calls to Switzerland?

Automated marketing calls to Switzerland generally require prior consent, while service messages to existing customers are treated more leniently. Every message should identify the caller and offer an opt-out. We ask for your consent basis during campaign review.

Start calling Switzerland with your real number

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Switzerland IVR Routes

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