There are 764 phone number prefixes within area code 240. Additionally, there are more than 6,500 phone numbers in this area code that have received at least one user report. The location of calls from area code 240 is Maryland, USA. Most numbers in this area code are in US Eastern time, where the time is currently 7:43:13 PM on April 28, 2024.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Prefix | City / State | Primary Telco |
|---|---|---|
| 240-600 | Washington Zone 2, MD | Sprint Spectrum, L.p. |
| 240-601 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-602 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-603 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-604 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-605 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-606 | Washington Zone 3, MD | Sprint Spectrum, L.p. |
| 240-607 | Waldorf, MD | Global Crossing Local Services, Inc. - Md |
| 240-608 | Frederick, MD | Nuso, Llc |
| 240-609 | Cumberland, MD | New Cingular Wireless Pcs, Llc - Dc |
| 240-610 | Washington Zone 4, MD | Core Communications, Inc.- Md |
| 240-611 | Maryland | |
| 240-612 | Washington Zone 5, MD | Level 3 Telecom Of Maryland, Llc - Md |
| 240-613 | Washington Zone 4, MD | Us Lec Of Maryland, Inc. |
| 240-614 | Washington Zone 10, MD | Metropcs, Inc. |
| 240-615 | Washington Zone 4, MD | Metropcs, Inc. |
| 240-616 | Washington Zone 13, MD | Mcimetro Access Transmission Services Llc |
| 240-617 | Highfield, MD | Bandwidth.com Clec, Llc - Md |
| 240-618 | Washington Zone 10, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-619 | Washington Zone 5, MD | Comcast Ip Phone, Llc |
| 240-620 | Washington Zone 10, MD | Mcimetro Access Transmission Services Llc |
| 240-621 | Washington Zone 11, MD | Bandwidth.com Clec, Llc - Md |
| 240-622 | La Plata, MD | Core Communications, Inc.- Md |
| 240-623 | Washington Zone 4, MD | Bandwidth.com Clec, Llc - Md |
| 240-624 | Washington Zone 13, MD | Verizon Maryland, Inc. |
| 240-625 | Hagerstown, MD | Sprint Spectrum, Lp - Md |
| 240-626 | Frederick, MD | Sprint Spectrum, L.p. |
| 240-627 | Washington Zone 11, MD | Global Crossing Local Services, Inc. - Md |
| 240-628 | Mechanicsville, MD | Core Communications, Inc.- Md |
| 240-629 | Frederick, MD | Verizon Maryland, Inc. |
| 240-630 | Washington Zone 2, MD | Bandwidth.com Clec, Llc - Md |
| 240-631 | Gaithersburg, MD | Verizon Maryland, Inc. |
| 240-632 | Gaithersburg, MD | Verizon Maryland, Inc. |
| 240-633 | Hughesville, MD | Baltimore-washington Telephone (bwt) |
| 240-634 | Ridge, MD | Core Communications, Inc.- Md |
| 240-635 | Tompkinsville, MD | Core Communications, Inc.- Md |
| 240-636 | Laurel 236, MD | Omnipoint Communications Cap Operations, Llc |
| 240-637 | Washington Zone 3, MD | Core Communications, Inc.- Md |
| 240-638 | Washington Zone 3, MD | Level 3 Communications, Llc - Md |
| 240-639 | Laurel 236, MD | Core Communications, Inc.- Md |
| 240-640 | Waldorf, MD | New Cingular Wireless Pcs, Llc - Dc |
| 240-641 | Washington Zone 3, MD | Peerless Network Of Maryland, Llc |
| 240-642 | Washington Zone 10, MD | Advanced Telecom Solutions, Llc |
| 240-643 | Washington Zone 3, MD | Omnipoint Communications Cap Operations, Llc |
| 240-644 | Washington Zone 2, MD | Xo Maryland, Llc |
| 240-645 | Washington Zone 3, MD | Xo Maryland, Llc |
| 240-646 | Laurel 236, MD | Cavalier East, Llc - Md |
| 240-647 | Clear Spring, MD | Core Communications, Inc.- Md |
| 240-648 | Keedysville, MD | Core Communications, Inc.- Md |
| 240-649 | Smithsburg, MD | Core Communications, Inc.- Md |
| 240-650 | Washington Zone 3, MD | Onvoy, Llc - Md |
| 240-651 | Frederick, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-652 | Mechanicsville, MD | Xo Maryland, Llc |
| 240-653 | Laurel 238, MD | Peerless Network Of Maryland, Llc |
| 240-654 | Gaithersburg, MD | New Cingular Wireless Pcs, Llc - Dc |
| 240-655 | Kitzmiller, MD | Onvoy, Llc - Md |
| 240-656 | Frederick, MD | New Cingular Wireless Pcs, Llc - Dc |
| 240-657 | Frostburg, MD | Mcimetro Access Transmission Services Llc - Md |
| 240-658 | Gaithersburg, MD | Vonage America Llc |
| 240-659 | Ashton 236, MD | Omnipoint Communications Cap Operations, Llc |
| 240-660 | Washington Zone 10, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-661 | Lexington Park Great Mills, MD | Baltimore-washington Telephone (bwt) |
| 240-662 | Washington Zone 3, MD | Verizon Maryland, Inc. |
| 240-663 | Middletown, MD | Omnipoint Communications Cap Operations, Llc |
| 240-664 | Cumberland, MD | Peerless Network Of Maryland, Llc |
| 240-665 | Washington Zone 10, MD | Omnipoint Communications Cap Operations, Llc |
| 240-666 | Nanjemoy, MD | Onvoy, Llc - Md |
| 240-667 | Washington Zone 4, MD | Global Crossing Local Services, Inc. - Md |
| 240-668 | Damascus 236, MD | Starpower Communications, Llc - Md |
| 240-669 | Washington Zone 11, MD | Comcast Ip Phone, Llc |
| 240-670 | Washington Zone 3, MD | Local Access Llc - Md |
| 240-671 | Washington Zone 2, MD | Sprint Spectrum, L.p. |
| 240-672 | Washington Zone 10, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-673 | Washington Zone 2, MD | Bandwidth.com Clec, Llc - Md |
| 240-674 | Frederick, MD | Sprint Spectrum, L.p. |
| 240-675 | Myersville, MD | New Cingular Wireless Pcs, Llc - Dc |
| 240-676 | Washington Zone 3, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-677 | Washington Zone 5, MD | Mcimetro Access Transmission Services Llc |
| 240-678 | Washington Zone 3, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-679 | Friendsville, MD | Core Communications, Inc.- Md |
| 240-680 | Frederick, MD | Peerless Network Of Maryland, Llc |
| 240-681 | Brandywine, MD | Atx Communications Services, Ltd. |
| 240-682 | Waldorf, MD | Starpower Communications, Llc - Md |
| 240-683 | Gaithersburg, MD | Verizon Maryland, Inc. |
| 240-684 | Washington Zone 13, MD | Verizon Maryland, Inc. |
| 240-685 | Brandywine, MD | Global Crossing Local Services, Inc. - Md |
| 240-686 | Gaithersburg, MD | Verizon Maryland, Inc. |
| 240-687 | Washington Zone 3, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-688 | Washington Zone 3, MD | Cellco Partnership Dba Verizon Wireless - Md |
| 240-689 | Washington Zone 15, MD | Csc Wireless, Llc |
| 240-690 | Gaithersburg, MD | Teleport Communications America, Llc - Dc |
| 240-691 | Washington Zone 5, MD | Global Crossing Local Services, Inc. - Md |
| 240-692 | Grantsville, MD | Level 3 Communications, Llc - Md |
| 240-693 | Walkersville, MD | Peerless Network Of Maryland, Llc |
| 240-694 | Washington Zone 2, MD | Verizon Maryland, Inc. |
| 240-695 | Washington Zone 5, MD | Verizon Maryland, Inc. |
| 240-696 | Washington Zone 4, MD | Level 3 Communications, Llc - Md |
| 240-697 | Mechanicsville, MD | Coretel Maryland, Inc. - Md |
| 240-698 | Myersville, MD | Omnipoint Communications Cap Operations, Llc |
| 240-699 | Buckeystown, MD | Verizon Maryland, Inc. |
April 24, 2024