Pay Invoice Pay Invoice(*) Denotes Required Fields Please enter the member number, invoice number, and amount you wish to pay. To pay multiple invoices, sign in to your Administrative Account.Account #:* **Invoice #:* **Pay Amount:* **The Pittsburg Area Chamber of Commerce accepts credit card payments as a convenience for those wishing to pay online. There will be a 3% convenience fee applied to all credit card payments, both online and in-person, to cover the cost of accepting those payments.I acknowledge and accept the convenience fee of 3%.*Convenience Fee:0.00Total:Membership Directory | Chamber Calendar of Events | Member Account | Community Calendar of Events | Job Search | Member Promotions | News Advertisement