| Country | Town/City | Telephone code |
| Germany | Aachen | +49 241 |
| Germany | Augsburg | +49 821 |
| Germany | Bergisch Gladbach | +49 2202 |
| Germany | Berlin | +49 30 |
| Germany | Bielefeld | +49 521 |
| Germany | Bonn | +49 228 |
| Germany | Bottrop | +49 2041 |
| Germany | Braunschweig | +49 531 |
| Germany | Bremen | +49 421 |
| Germany | Bremerhaven | +49 471 |
| Germany | Chemnitz | +49 371 |
| Germany | Cologne | +49 221 |
| Germany | Cottbus | +49 355 |
| Germany | Darmstadt | +49 6151 |
| Germany | Dortmund | +49 231 |
| Germany | Dresden | +49 351 |
| Germany | Duisburg | +49 203 |
| Germany | Düsseldorf | +49 211 |
| Germany | Erfurt | +49 361 |
| Germany | Erlangen | +49 9131 |
| Germany | Essen | +49 201 |
| Germany | Frankfurt | +49 69 |
| Germany | Frankfurt Am Main | +49 69 |
| Germany | Frankfurt An Der Oder | +49 335 |
| Germany | Freiburg | +49 761 |
| Germany | Fürth | +49 911 |
| Germany | Gelsenkirchen | +49 209 |
| Germany | Gera | +49 365 |
| Germany | Göttingen | +49 |
| Germany | Hagen | +49 2331 |
| Germany | Halle | +49 345 |
| Germany | Hamburg | +49 40 |
| Germany | Hamm | +49 2381 |
| Germany | Hannover | +49 511 |
| Germany | Heidelberg | +49 6221 |
| Germany | Heilbronn | +49 7131 |
| Germany | Herne | +49 2323 |
| Germany | Hildesheim | +49 5121 |
| Germany | Ingolstadt | +49 841 |
| Germany | Karlsruhe | +49 721 |
| Germany | Kassel | +49 561 |
| Germany | Kiel | +49 431 |
| Germany | Koblenz | +49 261 |
| Germany | Krefeld | +49 2151 |
| Germany | Leipzig | +49 341 |
| Germany | Leverkusen | +49 214 |
| Germany | Ludwigsburg | +49 7141 |
| Germany | Ludwigshafen | +49 621 |
| Germany | Lübeck | +49 451 |
| Germany | Magdeburg | +49 391 |
| Germany | Mainz | +49 6131 |
| Germany | Mannheim | +49 621 |
| Germany | Munich | +49 89 |
| Germany | Munster | +49 251 |
| Germany | Mönchengladbach | +49 2161 |
| Germany | Neubrandenburg | +49 395 |
| Germany | Neuss | +49 2131 |
| Germany | Nuremberg | +49 911 |
| Germany | Oberhausen | +49 208 |
| Germany | Offenbach | +49 69 |
| Germany | Oldenburg | +49 441 |
| Germany | Osnabrück | +49 541 |
| Germany | Paderborn | +49 5251 |
| Germany | Pforzheim | +49 7231 |
| Germany | Potsdam | +49 331 |
| Germany | Recklinghausen | +49 2361 |
| Germany | Regensburg | +49 941 |
| Germany | Remscheid | +49 2191 |
| Germany | Rostock | +49 381 |
| Germany | Saarbrücken | +49 681 |
| Germany | Salzgitter | +49 5341 |
| Germany | Schwerin | +49 385 |
| Germany | Siegen | +49 271 |
| Germany | Solingen | +49 212 |
| Germany | Stuttgart | +49 711 |
| Germany | Ulm | +49 731 |
| Germany | Wiesbaden | +49 611 |
| Germany | Wolfsburg | +49 5361 |
| Germany | Wuppertal | +49 202 |
| Germany | Würzburg | +49 931 |
| Germany | Zwickau | +49 375 |
