Phone Listings From Area Code 240-740 The area code and prefix 240-740 appears to be a Land Line number from Atlantech Online Inc. The area code is located in Washington Zone 10, Maryland in the United States. Related Phone Numbers 240-740-2737 240-740-0787 240-740-4082 240-740-7290 240-740-8523 240-740-4224 240-740-0028 240-740-0017 240-740-7217 240-740-6566 240-740-2693 240-740-0778 240-740-0261 240-740-6000 240-740-7944 240-740-7589 240-740-1152 240-740-9101 240-740-3587 240-740-1541 Latest Comments for 240-740 Phone Numbers 240-740-0581 240-740-0581: Looks like a robodialer trying to bother everyone. Abusive Post? 240-740-1900 240-740-1900: Just block this number. Sounds like another robodialer trying to bother everybody. Abusive Post? 240-740-2705 240-740-2705: I have received text messages from this number. This person is trying to scam people out of my by saying he is south Africa and he is trying to get back to the us and the government seized his goods. He needs 1200 dollars to get a tax certificate to get his goods back. He is netting people thru a dating site. He could be doing this to other women, Abusive Post? 240-740-3800 240-740-3800: Robo dialer Abusive Post? 240-740-6228 240-740-6228: Scam caller Abusive Post? 240-740-6228 240-740-6228: Answered and nobody was there. Looks like a sales caller calling to bother everybody. Abusive Post? 240-740-8490 240-740-8490: Scammer calling Abusive Post? 240-740-9842 240-740-9842: Robodialer Abusive Post? 240-743-3050 240-743-3050: Answered and got hung up on. It is a robo caller bothering everyone. Abusive Post? 240-743-3391 240-743-3391: My phone rings. Identified UNKNOW NAME. I never answer these type calls. No message left. Its just annoying. Abusive Post?