The area code (phone code) 04121 is assigned to 7 locations in Germany. Mainly you reach landlines in Elmshorn (Schleswig-Holstein).
| Dialling Code | City |
|---|---|
| 04121 | Elmshorn |
| 04121 | Klein Nordende |
| 04121 | Klein Offenseth-Sparrieshoop |
| | |
| 04121 | Kölln-Reisiek |
| 04121 | Kiebitzreihe |
| 04121 | Seeth-Ekholt |
| 04121 | Raa-Besenbek |
Note for calls from abroad: In addition to the German country code (+49 or 0049) you can omit the foregoing zero of the dialling code for Elmshorn. So you can dial +494121... and add the number of the phone line you want to reach.