In this area, you can shop a wide variety of gift cards and certificates available for immediate purchase as well as make a payment towards your account. Use your 8-digit Barter Company account number and your PIN to access the Clients Only features. If you do not have your PIN, you can call your trade coordinator at (770) 591-4343. Account Number: PIN: If you need assistance acquiring your TBC account number, PIN or other information, please call your Trade Coordinator at (770) 591-4343...