Small Business Credit Card

Small Business Credit Card Customer Service:
1-800-867-0904
(Also to open an account or to report a lost or stolen credit card) 24 hours a day, 7 days a week

Online Banking Customer Service for Small Business Credit Card Customers:
1-866-750-0873
24 hours a day, 7 days a week

Report a lost or stolen card:
1-804-934-2001
International Collect
24 hours a day, 7 days a week

Small Business Banking

Business Banking Customer Service:
1-888-755-2172
(Also to report a lost or stolen ATM/debit card)
Monday – Friday, 8AM – 10PM EST
Saturday, 8AM – 7PM EST
International Collect:1-804-476-3030

Spark Business Digital Banking:
1-844-88-SPARK (77275)
Monday – Friday, 9AM – 8PM ET
International Collect: 1-804-476-3040

Capital One Merchant Services

Capital One Merchant Services:
1-888-754-4371
24 hours a day, 7 days a week

Investing

ShareBuilder401K
1-800-943-6108 x1
Monday – Friday, 9AM – 8PM ET

Contact by Mail

Sending payments by mail

Payment Address — Small Business Installment Loan
Capital One
PO Box 105474
Atlanta, GA 30348-5474

Small Business General Correspondence — Credit Card and Line of Credit Capital One
Attn: General Correspondence
PO Box 30285
Salt Lake City, UT 84130-0285