Amateur Radio Callsigns in ZIP Code: 03227
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| K1ZKJ | Gill III, William T | Sandwich | NH | United States |
| KA1EIJ | CASEY, DONALD R | SANDWICH | NH | United States |
| KB1CUU | SPENCER, NATHAN L | Center harbor | NH | United States |
| K1DOB | STILLMAN, DIANE O | Center Sandwich | NH | United States |
| W1DHM | MACKAY, DALE H | CENTER SANDWICH | NH | United States |
| KB1OKK | Brunelle, Louis G | Sandwich | NH | United States |
| N5AEH | HART, ANDREW E | Center Sandwich | NH | United States |