Trying to find which country code is +1-473?
+1-473 Country Code belong to Grenada
+1-473 is assigned to Grenada – This is a International Dialing Code when you dial to Grenada from abroad.
When you receive a call from Grenada this +1-473 ISD Code will appear on your mobile caller id.
Check Other Country Codes here ISD Codes
Find more on International Calling Rates with International SIM Card