How to Call Grenada and Carriacuou From Antigua and Barbuda
Dial the following international dialing codes:

1 + 473 + Local Number

* Do not dial the plus (+) symbols

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How to call Grenada and Carriacuou from Antigua and Barbuda: 1 - Antigua and Barbuda exit code 473 - Grenada and Carriacuou area code 1 + 473 + Local Number - Overall dialing code format Note: Grenada and Carriacuou and Antigua and Barbuda are both members of NANP (North American Numbering Plan) so when calling between these countries, 1 is used in place of the country exit code.  World Times: The time in Antigua and Barbuda is now 03:35:09 AM (03:35:09 AM) The time in Grenada and Carriacuou is now 03:35:09 AM (03:35:09 AM)  Mobile Codes: Get the mobile country codes for calling Grenada and Carriacuou from Antigua and Barbuda.  Save on your call to : Call Grenada and Carriacuou with Rebtel - $10 free to call! SpeedyPin Calling Cards - From 0.4¢ per Minute