Maryland Phone Prefixes in 301-6XX Area Code
Phone Prefixes in the 301-6XX Area Code
| Prefix | Usage | Primary City |
|---|---|---|
| (301) 699 | Landline | Hyattsville |
| (301) 637 | Landline | Rockville |
| (301) 656 | Landline | Chevy Chase |
| (301) 622 | Landline | Silver Spring |
| (301) 667 | Wireless | Myersville |
| (301) 657 | Landline | Chevy Chase |
| (301) 691 | Landline | Poolesville |
| (301) 665 | Landline | Hagerstown |
| (301) 617 | Landline | Laurel |
| (301) 605 | Landline | Rockville |
| (301) 677 | Landline | Glenn Dale |
| (301) 673 | Landline | Frederick |
| (301) 620 | Landline | Frederick |
| (301) 662 | Landline | Frederick |
| (301) 631 | Landline | Frederick |
| (301) 635 | Landline | Myersville |
| (301) 625 | Landline | Silver Spring |
| (301) 658 | Landline | Sandy Spring |
| (301) 623 | Landline | Mount Rainier |
| (301) 652 | Landline | Chevy Chase |
| (301) 681 | Landline | Silver Spring |
| (301) 639 | Wireless | Frederick |
| (301) 679 | Landline | Mount Rainier |
| (301) 653 | Wireless | Waldorf |
| (301) 651 | Wireless | Silver Spring |
| (301) 693 | Wireless | Frederick |
| (301) 689 | Landline | Frostburg |
| (301) 638 | Landline | Waldorf |
| (301) 698 | Landline | Frederick |
| (301) 663 | Landline | Frederick |
| (301) 688 | Landline | Laurel |
| (301) 692 | Landline | Mount Rainier |
| (301) 601 | Landline | Gaithersburg |
| (301) 636 | Landline | Hyattsville |
| (301) 669 | Landline | Suitland |
| (301) 640 | Landline | Gaithersburg |
| (301) 694 | Landline | Frederick |
| (301) 647 | Wireless | Laurel |
| (301) 633 | Wireless | Bethesda |
| (301) 619 | Landline | Frederick |
| (301) 690 | Landline | Leonardtown |
| (301) 655 | Wireless | Bethesda |
| (301) 680 | Landline | Silver Spring |
| (301) 628 | Landline | Mount Rainier |
| (301) 615 | Wireless | Greenbelt |
| (301) 685 | Landline | Damascus |
| (301) 684 | Landline | Indian Head |
| (301) 697 | Wireless | Cumberland |
| (301) 643 | Wireless | Waldorf |
| Prefix | Usage | Primary City |
|---|---|---|
| (301) 609 | Landline | La Plata |
| (301) 666 | Landline | Glenn Dale |
| (301) 613 | Wireless | Beltsville |
| (301) 618 | Landline | Hyattsville |
| (301) 600 | Landline | Frederick |
| (301) 683 | Landline | Mount Rainier |
| (301) 676 | Wireless | Frederick |
| (301) 630 | Landline | Temple Hills |
| (301) 675 | Wireless | Silver Spring |
| (301) 654 | Landline | Chevy Chase |
| (301) 644 | Landline | Frederick |
| (301) 604 | Landline | Laurel |
| (301) 626 | Wireless | Silver Spring |
| (301) 672 | Wireless | Tall Timbers |
| (301) 696 | Landline | Frederick |
| (301) 610 | Landline | Rockville |
| (301) 616 | Wireless | Oakland |
| (301) 606 | Wireless | Frederick |
| (301) 627 | Landline | Upper Marlboro |
| (301) 650 | Landline | Silver Spring |
| (301) 603 | Landline | Rockville |
| (301) 671 | Landline | Hagerstown |
| (301) 621 | Landline | Glenn Dale |
| (301) 649 | Landline | Silver Spring |
| (301) 659 | Wireless | Waldorf |
| (301) 687 | Landline | Frostburg |
| (301) 624 | Landline | Frederick |
| (301) 645 | Landline | Waldorf |
| (301) 614 | Landline | Greenbelt |
| (301) 686 | Landline | Oxon Hill |
| (301) 674 | Wireless | Bethesda |
| (301) 661 | Wireless | Bethesda |
| (301) 682 | Landline | Frederick |
| (301) 634 | Landline | Mount Rainier |
| (301) 608 | Landline | Silver Spring |
| (301) 642 | Wireless | Bethesda |
| (301) 612 | Wireless | Sandy Spring |
| (301) 668 | Landline | Frederick |
| (301) 602 | Wireless | Silver Spring |
| (301) 646 | Wireless | Bethesda |
| (301) 695 | Landline | Frederick |
| (301) 678 | Landline | Hancock |
| (301) 670 | Landline | Gaithersburg |
| (301) 648 | Wireless | Bethesda |
| (301) 629 | Wireless | Glenn Dale |
| (301) 632 | Landline | Waldorf |
| (301) 607 | Landline | New Market |
| (301) 641 | Wireless | Silver Spring |
| (301) 660 | Wireless | Keedysville |
| (301) 664 | Landline | Chevy Chase |
More 3XX Area Codes Phone Numbers
