Quickly see more salient properties of Azure Subscriptions for logged-in user. Use from Azure Shell or use "az login" as needed before running.

az-sub-list.sh

#!/bin/bash
# Bill Wilder, 13-June-2024
# Consider applying "chmod u+x az-sub-list.sh" or similar to a local copy of this file as you see fit.
# If not being invoked from Azure Shell you need to ensure you have authenticated via "az login" before running.

az account list --query '[].{Name:name, ID:id}' --output tsv | awk -F'\t' '{print "Azure Subscription ID \"" $2 "\" is for Subscription named \"" $1 "\""}'

USERNAME=$(az account show --query '{Name:user.name}' --output tsv)
DEFSUB=$(az account list --query '[?isDefault].{Name:name}' --output tsv)

echo ""
echo "You are logged in as $USERNAME with default subscription \"$DEFSUB\""
echo ""
echo "To change your default subscription, use the following command:"
echo "   az account set --subscription <Subscription ID>"
echo ""