How do I locate my marketplace I.D. number?

#1

how do I locate my marketplace I.D. number?

#2

Hi,
Try this, it’s the AXXXXXXXXXXX number after merchantID=
(don’t include the “&”)

https://sellercentral-europe.amazon.com/amazonStores/seller-stores/ref=xx_sbsc_dnav_xx

EDIT above is Seller ID

#3

settings>account info>business info>your merchant token

#4

Or do you mean marketplace ID as in UK?

A1F83G8C2ARO7P

https://docs.developer.amazonservices.com/en_US/dev_guide/DG_Endpoints.html