🇩🇪 Germany · Rheinland-Pfalz
Mainz postal codes
Mainz, Rheinland-Pfalz, has 11 postal codes, from 55116 to 55131. Which one applies depends on the street address.
- Postal Codes
- 11
- Population
- 222,889
- State
- Rheinland-Pfalz
- Coordinates
- 49.9819, 8.2801
All Mainz postal codes
5511655118551205512255124551265512755128551295513055131
No code matches.
Data: GeoNames (CC BY 4.0) and zipcodestack.
Nearby cities
Wiesbaden12 kmDarmstadt29 kmFrankfurt am Main32 kmOffenbach37 kmMannheim56 kmLudwigshafen am Rhein57 km
Find every code around Mainz with the radius search.
Frequently asked questions
What is the postal code of Mainz?
Mainz has 11 postal codes in Rheinland-Pfalz. The right code depends on the street address; the list on this page shows all of them, starting with 55116.
How many postal codes does Mainz have?
Our data lists 11 postal codes for Mainz, Germany.
How do I find the exact postal code for an address in Mainz?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postal code and can search codes by city or by radius.
Postal code API
Mainz postal codes in your app
zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.
/v1/code/city documentation ZIP code API All documentation
300 free requests every month. No credit card required.
GET https://api.zipcodestack.com/v1/code/city?city=Mainz&country=de
{
"query": { "city": "Mainz", "country": "de" },
"results": ["55116", "…"]
}Free postal code tools
Bulk ZIP code lookup
City and coordinates for a list.
Distance between ZIP codes
Miles or km between ZIP codes.
ZIP codes in a drawn area
Draw an area, get its codes.
What is my ZIP code?
Find the ZIP code where you are.
ZIP code radius search
All codes within X miles of a code.
Postal code validator
Is this postal code real?
Postal codes by countryFormats, regions and cities for 149 countries.