| Middletown to Kalispell (Montana) | 1,596.74 mi (2,569.70 km) |
| Middletown to Kaneohe (Hawaii) | 4,427.55 mi (7,125.46 km) |
| Middletown to Kankakee (Illinois) | 214.88 mi (345.81 km) |
| Middletown to Kannapolis (North Carolina) | 345.06 mi (555.32 km) |
| Middletown to Kansas City (Kansas) | 555.11 mi (893.36 km) |
| Middletown to Kansas City (Missouri) | 544.97 mi (877.04 km) |
| Middletown to Kapaa (Hawaii) | 4,483.11 mi (7,214.86 km) |
| Middletown to Kapolei (Hawaii) | 4,444.83 mi (7,153.26 km) |
| Middletown to Katy (Texas) | 934.04 mi (1,503.20 km) |
| Middletown to Kaukauna (Wisconsin) | 385.90 mi (621.04 km) |
| Middletown to Kaysville (Utah) | 1,451.81 mi (2,336.46 km) |
| Middletown to Kearney (Missouri) | 533.19 mi (858.08 km) |
| Middletown to Kearney (Nebraska) | 781.26 mi (1,257.32 km) |
| Middletown to Kearns (Utah) | 1,457.61 mi (2,345.79 km) |
| Middletown to Kearny (New Jersey) | 547.78 mi (881.57 km) |
