Incorrect postal code on paypal guest checkout

Description

All information in my paypal are ok All information in my Ebay are ok When I use guest checkout it input a wrong postal code. Its and old postal code I already live at but I,ts not the good one anymore When I use paypal , adress is ok As I Said , All adress in my paypal and ebay are ok I recently bought something from bestbuy.ca I received the shipping noticed and all info was correct except 3 last digit of my postal code.. IE : Suppose to be xxx-123 but its like xxx-345 I’ve waste a looooooooooot of time trying to resolve this.. Cant find anything… Also , Adress that i SHIP FROM is incorrect on ebay , its in the same city but last 3 digit is wrong its 3L1 instead of 7P4 Not a big matter as this is a small town and postman can read but I would like my info to reflect exact information. Help would be appreciated , thank you