Operational headquarters

To write to us, please use the following address:

Nokia Siemens Networks
PO Box 1
FI-02022 Nokia Siemens Networks

To visit us in Finland, you'll find us here:

Karaportti 3
02610 Espoo, Finland

To call us, please use these numbers:

+358 71 400 4000 (Finland)
+49 89 5159 01 (Germany)

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