4303
KaiseraugstThis postal code extends over 4 municipalities: postal delivery areas do not follow municipal borders.
Location information
PLZ 4303- Postal code
- 4303
- Place name
- Kaiseraugst
- Municipality
- Kaiseraugst
- Canton
- AargauAG
- Language
- German (Deutsch)
- Area
- 5.1 km²
Geographic coordinates
swisstopo- Latitude
- 47.537900°
- Longitude
- 7.728300°
- Municipality key (BFS)
- 4252
About this postal code
Postal code 4303 serves the area of Kaiseraugst in the canton of AG, Switzerland. The municipality is identified by the official key 4252. The primary language in this region is German.
Which locality is in which municipality?
swisstopo · 4Postal code 4303 covers 1 localities across 4 municipalities. A postal code is a delivery area and does not follow municipal borders — the pairing is spelled out row by row.
| Locality | Municipality | Canton |
|---|---|---|
| Kaiseraugst | Kaiseraugst · Giebenach · Rheinfelden · Augst | AG · BL |
Municipalities in this postal code area
swisstopo · 4Localities
swisstopo · 1Taxes in Kaiseraugst
ESTV · 2026Municipal tax multiplier50%
Cantonal tax multiplier103%
Tax multipliers apply per municipality — shown for Kaiseraugst.
Tax rank 2 of 196 in canton AargauAccessibility (municipality of Kaiseraugst)
ARE · NPVMMajor centrePT 30 min · Car 19 min
Remotest municipalities →Electricity (municipality of Kaiseraugst)
ElCom · 2026 · BFENearby postal codes
swisstopoFrequently asked questions
- Where is postal code 4303?
- Postal code 4303 lies in 4 municipalities: Kaiseraugst, Giebenach, Rheinfelden, Augst (canton AG). Postal codes are delivery areas and do not follow municipal borders.
- Which municipality does postal code 4303 belong to?
- Postal code 4303 covers 1 localities across 4 municipalities. A postal code is a delivery area and does not follow municipal borders — the pairing is spelled out row by row. Kaiseraugst, Giebenach, Rheinfelden & Augst. Kaiseraugst: Kaiseraugst, Giebenach, Rheinfelden, Augst.