Allstate Bank
Internet-only bank that offers checking and savings accounts, CDs and mortgages.
http://www.allstatebank.com

AmTrust Bank
The online division of Ohio Savings Bank, a multi-branch B&M bank that offers free online banking, checking with interest, bill payment and a variety of loans.
http://www.amtrust.com

BankCaroline
Bank CaroLine, an internet division of the South Financial Group.
http://www.bankcaroline.com/

BankDirect
BankDirect, an internet division of Texas Capital Bank.
http://www.bankdirect.com/

E*TRADE Bank
Includes online ATM locator, current CD rates, and a wealth of savings and checking accounts.
https://bank.etrade.com/

ebank.com
Online bank serves both small businesses and consumers.
http://www.ebank.com/

Everbank
Online bank that offers full-service banking, with a mortgage banking, and investing services to US domestic users
http://www.everbank.com

First Republic Bank
Provider of online banking solutions: deposits, lending, investment, and financial markets. (NYSE: FRC).
http://www.firstrepublic.com/

Giantbank.com
Internet bank offers personal banking products and services to US domestic users.
http://www.giantbank.com/

ING Direct USA
Internet bank provides a variety of services to US domestic customers.
http://home.ingdirect.com/

National InterBank
Full service online bank offering a wide range of banking services.
http://www.nationalinterbank.com/

nBank
Offers online banking products to consumers and businesses.
http://www.nbank.com/

Netbank.com
Offers complete Internet banking and financial services.
http://www.netbank.com/

Nova Savings Bank
B&M bank offering online banking services to US customers.
http://www.novasavingsbank.com/

Presidential Online Bank
Internet-based bank offering full internet services to US domestic citizens.
http://www.presidential.com/

Principal Financial Group
Educational and customer service site. Includes customer service centers, financial products for businesses and individuals, financial calculators, and online banking.
http://www.principal.com

TheBancorp.com
A full featured internet bank intended for US domestic users.
http://thebancorp.com

Umbrellabank
Online bank offering a variety of banking services to US domestic users.
http://www.umbrellabank.com

VirtualBank
Online bank offers banking and lending products.
http://www.virtualbank.com/