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Postal geography does not follow municipal borders — the locality Koblenz extends over these municipalities:

Major centrePT 57 min · Car 55 min
Remotest municipalities →
Tariff H429.86 Rp./kWh
Roof potential16 GWh/yr
Per inhabitant8'698 kWh/yr
All energy rankings →
Second homes8 %
Ø premium in canton Aargau392 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Aargau (2024, BAG) — it applies canton-wide, not to any single location.

27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Zurzach: 33.0% Yes
41.0% YesNo 59.0%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Zurzach: 59.7% Yes
55.1% YesNo 44.9%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Zurzach: 56.6% Yes
57.1% YesNo 42.9%
14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% YesDistrict Bezirk Zurzach: 41.6% Yes
46.1% YesNo 53.9%
14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% YesDistrict Bezirk Zurzach: 50.8% Yes
49.1% YesNo 50.9%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Zurzach: 42.2% Yes
43.7% YesNo 56.3%
08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Bezirk Zurzach: 19.5% Yes
22.7% YesNo 77.3%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Zurzach: 43.7% Yes
47.4% YesNo 52.6%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Zurzach: 40.6% Yes
50.0% YesNo 50.0%
All federal votes →
Which municipality does Koblenz belong to?
Koblenz (AG) belongs to Klingnau, Koblenz AG. A locality can span several municipalities.
What is the postal code of Koblenz?
Koblenz has the postal code 5322.
Where is Koblenz?
Koblenz is in canton Aargau, Switzerland. The map below shows its exact location.

Map

OpenStreetMap