| Ipswich to Silver Firs (Washington) | 4,767.65 mi (7,672.79 km) |
| Ipswich to Silver Spring (Maryland) | 3,699.34 mi (5,953.50 km) |
| Ipswich to Silver Springs Shores (Florida) | 4,381.32 mi (7,051.06 km) |
| Ipswich to Silverdale (Washington) | 4,792.61 mi (7,712.97 km) |
| Ipswich to Silverton (Oregon) | 4,949.85 mi (7,966.01 km) |
| Ipswich to Simi Valley (California) | 5,458.77 mi (8,785.03 km) |
| Ipswich to Simpsonville (South Carolina) | 4,112.35 mi (6,618.18 km) |
| Ipswich to Sioux City (Iowa) | 4,266.91 mi (6,866.93 km) |
| Ipswich to Sioux Falls (South Dakota) | 4,226.91 mi (6,802.55 km) |
| Ipswich to Skokie (Illinois) | 3,974.84 mi (6,396.89 km) |
| Ipswich to Sleepy Hollow (New York) | 3,478.91 mi (5,598.77 km) |
| Ipswich to Slidell (Louisiana) | 4,636.41 mi (7,461.58 km) |
| Ipswich to Smithfield (North Carolina) | 3,916.37 mi (6,302.80 km) |
| Ipswich to Smithfield (Utah) | 4,814.88 mi (7,748.80 km) |
| Ipswich to Smithville (Missouri) | 4,357.06 mi (7,012.01 km) |
