Location information
PLZ 9423- Postal code
- 9423
- Place name
- Altenrhein
- Municipality
- Thal
- Canton
- St. GallenSG
- Language
- German (Deutsch)
- Area
- 14.3 km²
Geographic coordinates
swisstopo- Latitude
- 47.490700°
- Longitude
- 9.555200°
- Municipality key (BFS)
- 3237
About this postal code
Postal code 9423 serves the area of Altenrhein in the canton of SG, Switzerland. The municipality is identified by the official key 3237. The primary language in this region is German.
Localities
swisstopo · 1Taxes in Thal
ESTV · 2026Municipal tax multiplier89%
Cantonal tax multiplier105%
Tax multipliers apply per municipality — shown for Thal.
Tax rank 9 of 75 in canton St. GallenAccessibility (municipality of Thal)
ARE · NPVMMajor centrePT 114 min · Car 76 min
Remotest municipalities →Electricity (municipality of Thal)
ElCom · 2027 · BFESecond homes12.2 %
Health-insurance premiums
BAG · 2024Premium regionRegion 2
Ø premium in canton St. Gallen377 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo
Premiums are set per canton and premium region. This area lies in premium region 2 of canton St. Gallen. Shown is the average adult premium paid across the whole canton St. Gallen (2024, BAG) — a region-specific average is not available in the cantonal data.
Nearby postal codes
swisstopo- Where is postal code 9423?
- Postal code 9423 covers Altenrhein in the municipality of Thal, canton SG.
- Which municipality does postal code 9423 belong to?
- Postal code 9423 belongs to Thal, canton SG.
- Which district (Bezirk) is postal code 9423 in?
- Every municipality of postal code 9423 lies in Wahlkreis Rorschach (canton SG).