Area Code 240 — MD
Area code 240 serves MD (E time zone) with 785 assigned prefixes. Received a call from a 240 number? Type the full number into the search box above to see its city, carrier, and community reports.
Prefixes in area code 240
| Prefix | City | State | Carrier |
|---|---|---|---|
| 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 | 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 | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-668 | Damascus | MD | STARPOWER COMMUNICATIONS, LLC - MD |
| 240-669 | Washington Zone 11 | MD | COMCAST IP PHONE, LLC |
| 240-670 | Washington Zone 3 | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-671 | Washington Zone 2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 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 | METROPCS, INC. |
| 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 | PAETEC ITEL, LLC |
| 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 | LEVEL 3 COMMUNICATIONS, LLC - 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 | LEVEL 3 COMMUNICATIONS, LLC - 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. |
| 240-701 | Washington Zone 3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-702 | Gaithersburg | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-703 | Ashton | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-704 | Washington Zone 3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-705 | Washington Zone 3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-706 | Washington Zone 3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-707 | Hagerstown | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-708 | Laurel (Baltimore LATA) | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-709 | Laurel | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-710 | Frederick | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
| 240-712 | Laurel (Baltimore LATA) | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-713 | Laurel | MD | PEERLESS NETWORK OF MARYLAND, LLC |
| 240-714 | Washington Zone 4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-715 | Washington Zone 10 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-716 | Washington Zone 5 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-717 | Leonardtown | MD | ONVOY SPECTRUM, LLC |
| 240-718 | Lexington Park-Great Mills | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-719 | Washington Zone 5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-720 | Gaithersburg | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-721 | Washington Zone 5 | MD | VERIZON MARYLAND, INC. |
| 240-722 | Ashton | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-723 | Washington Zone 3 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-724 | Washington Zone 6 | MD | PAETEC ITEL, LLC |
| 240-725 | Lexington Park-Great Mills | MD | VERIZON MARYLAND, INC. |
| 240-726 | Washington Zone 4 | MD | NUSO, LLC |
| 240-727 | Cumberland | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-728 | Washington Zone 10 | MD | VONAGE AMERICA LLC |
| 240-729 | Ashton | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-730 | Hagerstown | MD | HD CARRIER LLC |
| 240-731 | Washington Zone 10 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-732 | Mount Airy | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-733 | Ashton | MD | FRACTEL, LLC |
| 240-734 | Smithsburg | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-735 | Brunswick | MD | NUSO, LLC |
| 240-736 | Laurel | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-737 | Washington Zone 4 | MD | PAETEC ITEL, LLC |
| 240-738 | Hancock | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-739 | Frederick | MD | IP HORIZON LLC |
| 240-740 | Washington Zone 10 | MD | ATLANTECH ONLINE, INC. - MD |
| 240-741 | Frederick | MD | AIRESPRING, INC. |
| 240-742 | Washington Zone 14 (Baltimore LATA) | MD | NUSO, LLC |
| 240-743 | Washington Zone 2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-744 | Washington Zone 2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-745 | Damascus | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-746 | Brandywine | MD | AT&T - LOCAL |
| 240-747 | Washington Zone 11 | MD | PAETEC ITEL, LLC |
| 240-748 | Washington Zone 3 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| 240-749 | Laurel (Baltimore LATA) | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-750 | Gaithersburg | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-751 | Gaithersburg | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-752 | Washington Zone 2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-753 | Washington Zone 10 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-754 | Waldorf | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-755 | Laurel (Baltimore LATA) | MD | COMCAST IP PHONE, LLC |
| 240-756 | Washington Zone 10 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-757 | Washington Zone 13 | MD | PEERLESS NETWORK OF MARYLAND, LLC |
| 240-758 | Laurel | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-759 | Washington Zone 15 (Baltimore LATA) | MD | ONVOY, LLC - MD |
| 240-760 | Washington Zone 2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-761 | Laurel | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-762 | Washington Zone 2 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-763 | Washington Zone 15 (Baltimore LATA) | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-764 | Washington Zone 4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-765 | Washington Zone 5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-766 | Washington Zone 6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-767 | Washington Zone 5 | MD | PAETEC ITEL, LLC |
| 240-768 | Nanjemoy | MD | ONVOY SPECTRUM, LLC |
| 240-769 | Keedysville | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-770 | Washington Zone 4 | MD | COMCAST IP PHONE, LLC |
| 240-771 | Poolesville | MD | ONVOY, LLC - MD |
| 240-772 | Frederick | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-773 | Washington Zone 10 | MD | VERIZON MARYLAND, INC. |
| 240-774 | Lonaconing | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-775 | Westernport | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-776 | La Plata | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-777 | Washington Zone 10 | MD | VERIZON MARYLAND, INC. |
| 240-778 | Washington Zone 10 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-779 | Ashton | MD | PAETEC ITEL, LLC |
| 240-780 | Gaithersburg | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-781 | Washington Zone 2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 240-782 | Damascus | MD | ONVOY, LLC - MD |
| 240-783 | Washington Zone 2 | MD | MTE, INC. DBA MTE PAGING NETWORK |
| 240-784 | Myersville | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-785 | Oakland | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 240-786 | Laurel | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-787 | Brandywine | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-788 | Washington Zone 5 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-789 | Washington Zone 10 | MD | ADVANCED TELECOM SOLUTIONS, LLC |
| 240-790 | Washington Zone 13 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-791 | Washington Zone 4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-792 | Frederick | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-793 | Gaithersburg | MD | METROPCS, INC. |
| 240-794 | Lexington Park-Great Mills | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 240-795 | Washington Zone 5 | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-796 | Washington Zone 10 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-797 | Ashton | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 240-798 | Gaithersburg | MD | ONVOY, LLC - MD |
| 240-799 | Brandywine | MD | FRACTEL, LLC |
| 240-800 | Washington Zone 2 | MD | CORE COMMUNICATIONS, INC.- MD |
| 240-801 | Gaithersburg | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-802 | Washington Zone 2 | MD | NUSO, LLC |
| 240-803 | Cumberland | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 240-804 | Tompkinsville | MD | ONVOY, LLC - MD |
| 240-805 | Gaithersburg | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 240-806 | Indian Head | MD | PEERLESS NETWORK OF MARYLAND, LLC |
| 240-807 | Cumberland | MD | USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
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