Coverage Map
Interactive
Showing coverage area for Area Code 301 in Maryland.
Top Cities
| City Name | Type |
|---|---|
| Baltimore | Principal |
| Creekfield | Principal |
| Riverview | Principal |
| North Valleyfield | Principal |
| South Ridgeside | Principal |
| Ridgefield | Principal |
| Old Stonefield | Principal |
| Havenland | Principal |
| Springburg | Principal |
| Creekfield | Principal |
| Stoneside | Principal |
| Creekton | Principal |
| Lake Stonewood | Principal |
| Fallsport | Principal |
| East Stoneside | Principal |
| Lake Valleyside | Principal |
| Waterburg | Principal |
| Havenland | Principal |
| Creekcity | Principal |
| New Creekpark | Principal |
| Hillburg | Principal |
| Fort Woodpark | Principal |
| Mount Rivermouth | Principal |
| Woodwood | Principal |
| Hillfield | Principal |
| Stoneside | Principal |
| Fallscity | Principal |
| Watermouth | Principal |
| Fieldmouth | Principal |
| Fallsside | Principal |
Counties Served
| County | State |
|---|---|
| Havenside County | Maryland |
| Waterville County | Maryland |
| North Woodton County | Maryland |
| Springport County | Maryland |
| West Viewpark County | Maryland |
Active Phone Prefixes
Recently Assigned
| Prefix | Usage | Location | Carrier |
|---|---|---|---|
| 301-403 | Mobile | Greater Metro Area | T-Mobile |
| 301-689 | Mobile | Greater Metro Area | Sprint |
| 301-790 | Mobile | Greater Metro Area | Sprint |
| 301-874 | Mobile | Greater Metro Area | AT&T |
| 301-207 | Landline | Greater Metro Area | Sprint |
| 301-783 | Mobile | Greater Metro Area | T-Mobile |
| 301-462 | Mobile | Greater Metro Area | T-Mobile |
| 301-494 | Mobile | Greater Metro Area | AT&T |
| 301-293 | Mobile | Greater Metro Area | Sprint |
| 301-704 | Landline | Greater Metro Area | Verizon Wireless |
| 301-588 | Landline | Greater Metro Area | AT&T |
| 301-992 | Landline | Greater Metro Area | Sprint |
| 301-355 | Landline | Greater Metro Area | AT&T |
| 301-204 | Landline | Greater Metro Area | AT&T |
| 301-611 | Landline | Greater Metro Area | Verizon Wireless |
| 301-976 | Landline | Greater Metro Area | T-Mobile |
| 301-832 | Landline | Greater Metro Area | Sprint |
| 301-651 | Landline | Greater Metro Area | T-Mobile |
| 301-726 | Landline | Greater Metro Area | T-Mobile |
| 301-973 | Landline | Greater Metro Area | Verizon Wireless |
| 301-273 | Mobile | Greater Metro Area | Verizon Wireless |
| 301-895 | Landline | Greater Metro Area | T-Mobile |
| 301-654 | Mobile | Greater Metro Area | AT&T |
| 301-253 | Mobile | Greater Metro Area | AT&T |
| 301-921 | Mobile | Greater Metro Area | AT&T |
| 301-331 | Landline | Greater Metro Area | Sprint |
| 301-728 | Landline | Greater Metro Area | Sprint |
| 301-231 | Mobile | Greater Metro Area | AT&T |
| 301-502 | Landline | Greater Metro Area | T-Mobile |
| 301-745 | Mobile | Greater Metro Area | Verizon Wireless |