Some credit card providers may require you to call them in advance if you plan on using your card while travelling. If you try the “00” ZIP code strategy and the credit card is declined, you can also go inside the station and pay at the counter with your card or cash before fueling up. What happens if my ZIP code or postal code doesn’t work? Many people also report that it works for Visa and American Express cards, though these companies haven’t provided any official recommendations.

This strategy is recommended by Mastercard. When prompted for your ZIP code, enter the three digits from your postal code, followed by “00.”įor example, if your postal code is M4B 1G5, your credit card ZIP code would be 41500. This requirement presents a problem if you’re paying with a Canadian credit card, since you can’t enter a postal code using letters and numbers.įortunately, there’s an easy solution. gas stations will require you to enter your ZIP code to authorize the transaction. If you plan on paying at the pump, most U.S. Tips for using a Canadian postal code at U.S. While this system is not foolproof, it can help prevent thieves from charging fraudulent transactions to your card if all they have is your name and credit card number. Some sites may ask you for just your postal code. This serves as a security check to ensure that you’re the one using your card. When making purchases online with a credit card, you’ll usually be prompted to provide the mailing address associated with your card. Your postal code or ZIP code acts as a security measure. Why credit card postal codes and ZIP codes matter cardholder is asked to enter their credit card ZIP code when making a purchase, they would enter the ZIP code from the billing address that’s on file with the card company. ZIP codes are five-digit numbers, such as 90210. Residents of the United States have ZIP codes instead of postal codes.

If you’re ever prompted for your credit card postal code when making a purchase online or over the phone, use the postal code from the billing address that’s on file with the card company.

Every mailing address has a postal code, which helps Canada Post sort mail. Postal codes in Canada are a six-character string consisting of three letters and three digits.

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