| Harrisburg to Arcore | 4,157.07 mi (6,690.16 km) |
| Harrisburg to Ardea | 4,436.92 mi (7,140.53 km) |
| Harrisburg to Arenzano | 4,170.75 mi (6,712.17 km) |
| Harrisburg to Arese | 4,149.22 mi (6,677.52 km) |
| Harrisburg to Arezzo | 4,341.05 mi (6,986.24 km) |
| Harrisburg to Argelato | 4,279.27 mi (6,886.82 km) |
| Harrisburg to Argenta | 4,298.48 mi (6,917.73 km) |
| Harrisburg to Ariano Irpino | 4,564.93 mi (7,346.54 km) |
| Harrisburg to Ariccia | 4,438.35 mi (7,142.84 km) |
| Harrisburg to Arluno | 4,145.19 mi (6,671.04 km) |
| Harrisburg to Arona | 4,120.89 mi (6,631.93 km) |
| Harrisburg to Artena | 4,448.66 mi (7,159.42 km) |
| Harrisburg to Arzachena | 4,316.05 mi (6,946.01 km) |
| Harrisburg to Arzano | 4,538.08 mi (7,303.34 km) |
| Harrisburg to Arzignano | 4,246.13 mi (6,833.49 km) |
