Main facts about zip code 21150.
Continent: | North America |
Country: | USA |
State: | Maryland |
County: | Howard County |
Primary City: | Simpsonville |
21150 | |
Simpsonville |
Zip Type: | PO BOX |
Decommissioned: | No |
Time Zone: | America/New_York |
Area Codes: | 410 |
Housholds statistics for zip code 21150
View zip code 21150 location information on the map.