Coverage Map
Interactive
Showing coverage area for Area Code 203 in Connecticut.
Top Cities
| City Name | Type |
|---|---|
| Bridgeport | Principal |
| Springport | Principal |
| West Viewpark | Principal |
| Waterton | Principal |
| Waterwood | Principal |
| Havenland | Principal |
| Little Havenland | Principal |
| Mount Havenport | Principal |
| Mount Fieldcity | Principal |
| Mount Ridgefield | Principal |
| Woodburg | Principal |
| Fieldport | Principal |
| Fallston | Principal |
| Springburg | Principal |
| Lake Woodpark | Principal |
| Lake Havenview | Principal |
| Riverside | Principal |
| Havencity | Principal |
| Valleyview | Principal |
| Viewport | Principal |
| Valleyville | Principal |
| Valleyville | Principal |
| Old Ridgeburg | Principal |
| Stoneview | Principal |
| Old Havenville | Principal |
| Grand Riverport | Principal |
| Havenview | Principal |
| New Valleyside | Principal |
| South Brookfield | Principal |
| New Creekcity | Principal |
Counties Served
| County | State |
|---|---|
| Fairfield County | Connecticut |
| New Haven County | Connecticut |
Active Phone Prefixes
Recently Assigned
| Prefix | Usage | Location | Carrier |
|---|---|---|---|
| 203-323 | Mobile | Greater Metro Area | T-Mobile |
| 203-983 | Landline | Greater Metro Area | Verizon Wireless |
| 203-706 | Mobile | Greater Metro Area | T-Mobile |
| 203-907 | Landline | Greater Metro Area | AT&T |
| 203-519 | Mobile | Greater Metro Area | Sprint |
| 203-373 | Mobile | Greater Metro Area | AT&T |
| 203-290 | Mobile | Greater Metro Area | AT&T |
| 203-326 | Landline | Greater Metro Area | T-Mobile |
| 203-437 | Landline | Greater Metro Area | T-Mobile |
| 203-201 | Mobile | Greater Metro Area | Verizon Wireless |
| 203-320 | Landline | Greater Metro Area | AT&T |
| 203-994 | Mobile | Greater Metro Area | T-Mobile |
| 203-756 | Landline | Greater Metro Area | AT&T |
| 203-349 | Landline | Greater Metro Area | T-Mobile |
| 203-680 | Landline | Greater Metro Area | AT&T |
| 203-876 | Mobile | Greater Metro Area | Sprint |
| 203-792 | Mobile | Greater Metro Area | Verizon Wireless |
| 203-482 | Mobile | Greater Metro Area | AT&T |
| 203-343 | Mobile | Greater Metro Area | AT&T |
| 203-547 | Landline | Greater Metro Area | Sprint |
| 203-841 | Mobile | Greater Metro Area | Sprint |
| 203-253 | Landline | Greater Metro Area | T-Mobile |
| 203-943 | Landline | Greater Metro Area | Sprint |
| 203-716 | Landline | Greater Metro Area | Sprint |
| 203-514 | Landline | Greater Metro Area | T-Mobile |
| 203-977 | Mobile | Greater Metro Area | Verizon Wireless |
| 203-829 | Landline | Greater Metro Area | Sprint |
| 203-560 | Landline | Greater Metro Area | AT&T |
| 203-346 | Mobile | Greater Metro Area | AT&T |
| 203-554 | Landline | Greater Metro Area | Verizon Wireless |