Yes, you may transact an interbank fund transfer online or via the ATM with the following banks: 

Allied Bank
Allied Savings Bank
Asia United Bank
Bank of Commerce
Card Bank Inc.
Centennial Savings Bank
China Bank Savings
Chinatrust Bank
CitiBank
CitiBank Savings Bank
City Savings Bank
City State Bank
East West Bank*
Equicom Savings Bank
Hongkong and Shanghai Bank Corp.
HSBC Savings
Land Bank
Malayan Bank
Maybank
Metrobank**
Nationlink Network
Opportunity Kauswagan Bank
PBCom
Philippine Business Bank
Philippine National Bank
Philippine Postal Bank
Philippines Veterans Bank
Philtrust Bank
Producers Bank
PSBank**
PVB Bank Corp
RCBC
RCBC Savings Bank
Real Bank
Robinsons Bank
Security Bank
Standard Chartered Bank
Sterling Bank of Asia
Tong Yang Bank
WealthBank
World Partners Bank
Zambales Rural Bank

*Not available in China Bank Online
**ATM Accounts only