business
contact
contact us
chat
Message us in the mobile app (tap the ‘i’ icon in the upper right corner and select contact > chat).
one-click mLine
Call us from the mobile app (tap the ‘i’ icon in the upper right corner and select contact > mLine). You don’t need to provide your identifier and telecode.
mLine
Prepare your identifier and telecode and call us.
branches
Find the nearest branch.
You can also email us at kontakt@mbank.pl or by Messenger. To protect your personal data, we cannot answer questions about your products or accept instructions via email. If you want to talk about your products, send us a chat message or call us via mLine.
Your carrier’s standard rates apply to any calls made to this number.
You can also email us at kontakt@mbank.pl. To protect your personal data, we cannot answer questions about your products or accept instructions via email. If you want to talk about your products, send us a chat message or call us via mLine.
mBank’s registered office
registered office
mBank S.A.
ul. Prosta 18
00-850 Warszawa
sekretariat tel. +48 22 829 00 00
correspondence address
mBank S.A.
Bankowość detaliczna
Skrytka Pocztowa 2108
90-959 Łódź 2
general information
tax identification number NIP: 526-021-50-88; statistical number REGON: 001254524
National Court Register – District Court for the Capital City of Warsaw, 13th Commercial Division of the National Court Register, registered under KRS no. 0000025237
as at 1 January 2025, the share capital of mBank S.A. (fully paid-up) amounted to PLN 169,987,892