Coverage Map
Interactive
Showing coverage area for Area Code 603 in New Hampshire.
Top Cities
| City Name | Type |
|---|---|
| Manchester | Principal |
| Mount Waterport | Principal |
| Havenside | Principal |
| Riverland | Principal |
| Saint Viewburg | Principal |
| Stoneton | Principal |
| Waterland | Principal |
| Saint Waterport | Principal |
| Watermouth | Principal |
| Grand Riverville | Principal |
| Riverpark | Principal |
| Fieldview | Principal |
| Brookburg | Principal |
| Waterburg | Principal |
| Fort Fallston | Principal |
| Waterfield | Principal |
| Woodton | Principal |
| Mount Springview | Principal |
| Saint Stonefield | Principal |
| Creekwood | Principal |
| Fieldside | Principal |
| Valleyport | Principal |
| Ridgemouth | Principal |
| Ridgemouth | Principal |
| Stoneview | Principal |
| Springville | Principal |
| Springside | Principal |
| Creekfield | Principal |
| Springland | Principal |
| Viewburg | Principal |
Counties Served
| County | State |
|---|---|
| Fieldpark County | New Hampshire |
| North Hillpark County | New Hampshire |
| West Woodland County | New Hampshire |
| Havenland County | New Hampshire |
| Waterpark County | New Hampshire |
Active Phone Prefixes
Recently Assigned
| Prefix | Usage | Location | Carrier |
|---|---|---|---|
| 603-673 | Landline | Greater Metro Area | T-Mobile |
| 603-260 | Mobile | Greater Metro Area | Verizon Wireless |
| 603-590 | Mobile | Greater Metro Area | T-Mobile |
| 603-349 | Mobile | Greater Metro Area | AT&T |
| 603-629 | Landline | Greater Metro Area | Verizon Wireless |
| 603-282 | Mobile | Greater Metro Area | T-Mobile |
| 603-814 | Landline | Greater Metro Area | Sprint |
| 603-939 | Landline | Greater Metro Area | Sprint |
| 603-866 | Mobile | Greater Metro Area | T-Mobile |
| 603-596 | Landline | Greater Metro Area | Verizon Wireless |
| 603-579 | Landline | Greater Metro Area | T-Mobile |
| 603-237 | Landline | Greater Metro Area | AT&T |
| 603-487 | Landline | Greater Metro Area | AT&T |
| 603-891 | Landline | Greater Metro Area | Sprint |
| 603-926 | Mobile | Greater Metro Area | Sprint |
| 603-981 | Mobile | Greater Metro Area | AT&T |
| 603-695 | Mobile | Greater Metro Area | Verizon Wireless |
| 603-213 | Landline | Greater Metro Area | AT&T |
| 603-364 | Mobile | Greater Metro Area | Sprint |
| 603-958 | Landline | Greater Metro Area | T-Mobile |
| 603-328 | Landline | Greater Metro Area | AT&T |
| 603-995 | Mobile | Greater Metro Area | T-Mobile |
| 603-724 | Landline | Greater Metro Area | Sprint |
| 603-608 | Landline | Greater Metro Area | Verizon Wireless |
| 603-947 | Mobile | Greater Metro Area | T-Mobile |
| 603-625 | Landline | Greater Metro Area | Verizon Wireless |
| 603-359 | Landline | Greater Metro Area | AT&T |
| 603-640 | Mobile | Greater Metro Area | AT&T |
| 603-545 | Landline | Greater Metro Area | AT&T |
| 603-759 | Landline | Greater Metro Area | Verizon Wireless |