How to get a credit line increase with american express

You can request a credit limit increase from American Express online or over the phone. To make your request online, log in to your credit card account and select Account Services > Card Management > Increase Your Credit Limit. Or you can call the number on the back of your credit card to request an increase.

Yes, Amex increases credit limits automatically. This might happen if you have excellent creditworthiness and make all your payments on time. Paying your balances in full each month or maintaining a low credit utilization ratio might also work in your favor.

American Express credit cards will only consider credit line increases on credit card accounts that have been open for at least 60 days. The company doesn't engage in hard pulls for credit limit increase requests, meaning your credit score won't be affected.