Directory enquiries
Numbers, addresses and connections from all over Switzerland — around the clock, answered by people in Switzerland.
24 hours a day
Around the clock, at the highest quality and the best price.
Finding contacts
1820's advisers do not just look up numbers — they connect you and help you make contact.
118 811 in Austria and 11 8 40 in Germany
AP Dialog also operates the Austrian service 118 811 and the German service 11 8 40.
Reading out numbers is yesterday's service
Instead of an automated announcement, we rely on personal service. Whether it is grandma's lost number, an official office, an emergency, or a pizza order: 1820's advisers are there for you! At 1820, you and your needs always come first.
From Switzerland, for Switzerland
1820 is operated by AP Dialog, an established company holding the TSS Fair Call Certificate. Every call is answered in Switzerland. At 1820, your money stays in the country.
We are here for you
Call 1820 Directory Enquiries for phone numbers, addresses and opening hours, or use 1820 Concierge for information and personal support with everyday questions and tasks. More about 1820 Concierge
1820 / 0900 18 20 20: CHF 1.99 per call per minute