| City / Place Name |
ZIP |
County |
State |
Longitude |
Latitude |
| Aberdeen |
21001 |
Harford |
Maryland |
-76.1805 |
39.5109 |
| Aberdeen Proving Ground |
21005 |
Harford |
Maryland |
-76.1208 |
39.4771 |
| Abingdon |
21009 |
Harford |
Maryland |
-76.2997 |
39.4744 |
| Gunpowder |
21010 |
Harford |
Maryland |
-76.2743 |
39.3982 |
| Bel Air |
21014 |
Harford |
Maryland |
-76.3564 |
39.5394 |
| Bel Air |
21015 |
Harford |
Maryland |
-76.3153 |
39.5303 |
| Belcamp |
21017 |
Harford |
Maryland |
-76.242 |
39.4756 |
| Benson |
21018 |
Harford |
Maryland |
-76.3851 |
39.5093 |
| Churchville |
21028 |
Harford |
Maryland |
-76.249 |
39.5648 |
| Darlington |
21034 |
Harford |
Maryland |
-76.2278 |
39.654 |
| Edgewood |
21040 |
Harford |
Maryland |
-76.3055 |
39.4277 |
| Fallston |
21047 |
Harford |
Maryland |
-76.4328 |
39.527 |
| Forest Hill |
21050 |
Harford |
Maryland |
-76.4008 |
39.5755 |
| Havre De Grace |
21078 |
Harford |
Maryland |
-76.1171 |
39.5523 |
| Jarrettsville |
21084 |
Harford |
Maryland |
-76.4684 |
39.6162 |
| Joppa |
21085 |
Harford |
Maryland |
-76.3541 |
39.4242 |
| Perryman |
21130 |
Harford |
Maryland |
-76.2117 |
39.4716 |
| Pylesville |
21132 |
Harford |
Maryland |
-76.4113 |
39.6959 |
| Street |
21154 |
Harford |
Maryland |
-76.3713 |
39.6574 |
| Whiteford |
21160 |
Harford |
Maryland |
-76.316 |
39.7077 |
| White Hall |
21161 |
Harford |
Maryland |
-76.5666 |
39.6618 |