There are more ATMs in WestEnd City Center for your own convenience.
On the underground level:  From Metro entrance on the underground level there are 4 ATM machines. One is left on Kölcsey Ferenc sétány, next is at Millennium court, at the corner of Alpár Ignác köz, than the other is at the corner of the Arany János kiskörút, next to the escalator, and the last one is at the end of the food court, next to P3 parking exit.
On the ground floor: Next to Mango store there is an ATM on Deák Ferenc sétány, the other is on Millennium court (next to the escalator). You can also find one at Hungarian OTP Bank on Széchenyi István nagykörút and other two on Ferdinánd square, one is under the escalator opposite to Zara, and the other is next to Ferdinánd exit.
On the first floor: There are more banks in this level (MKB, CIB, Erste, Gránit Bank) with own ATM machines, and there is one at Ybl Miklós sétány next to H&M.