There ’s a good cause not to pick up the phone when a number from an unfamiliar area codification calls : It might be a grifter , and it could cost you a chunk of money .

Some relatively common speech sound scams can be distinguish by the area code they come from , Joseph Steinberg writes forInc . Unless you know someone from the Caribbean who would be prognosticate you , numbers that begin with 473 or other area codes from Caribbean islands are likely to have a cozenage artist on the other end of the transmission line . That ’s because Caribbean phone numbers use the same commonwealth code ( +1 ) as the U.S. , so the numbers pool depend domesticated even though they ’re international calls .

Because those 473 calls are international , if you call or text those numbers it will be you a agio per arcminute or content . In gild to get you to call them back , the grifter will call and cling up at once in quick succession . They might ask you to text them back , too , or pretend someone on their end of the line is in danger and needs help .

iStock

The samara is not to give in to your peculiarity . If someone really does desire to get ahold of you , they ’ll probably leave a voicemail or call back . If the call is not come up from your arena code , it ’s less probable that it ’s a call from someone legitimate whose routine you do n’t make love — like a physician ’s business office or your pharmacy .

This type of scam does n’t always come from a 473 identification number . These , as Steinberg writes , are some other international area codes that you might think are from the U.S. when they pop up on your sound :

242 : Bahamas441 : Bermuda784 : St. Vincent and Grenadines246 : Barbados473 : Grenada , Carriacou , and Petite Martinique809 , 829 , and 849 : Dominican Republic264 : Anguilla649 : Turks and Caicos868 : Trinidad and Tobago268 : Antigua664 : Montserrat876 : Jamaica284 : British Virgin Islands721 : Sint Maarten758 : St. Lucia869 : St. Kitts and Nevis345 : Cayman Islands767 : Dominica

There is a longer list of other North American area codes from U.S. soil and Canada that you might want to watch out for onInc .