Alamat dan Poskod
- Alamat : Churchville, Harford, Maryland
- Poskod : 21028
- Rantau 1 : Maryland
- Rantau 2 : Harford
- Rantau 3 : Churchville
- Negara : Amerika Syarikat
- Kod rantau (ISO2) : : US-MD
- Bahasa : : English (EN)
- Zon masa : : America/New_York
- Coordinated Universal Time : : UTC-5
- Masa penjimatan hari siang : : Yes (Y)
- Churchville, Harford, Maryland, Poskod : 21028,Terletak di ,Churchville,Harford,Maryland Amerika Syarikat
Peta
Berkaitan
- 21034 - Darlington, Harford, Maryland
- 21040 - Edgewood, Harford, Maryland
- 21047 - Fallston, Harford, Maryland
- 21050 - Forest Hill, Harford, Maryland
- 21010 - Gunpowder, Harford, Maryland
- 21078 - Havre de Grace, Harford, Maryland
- 21084 - Jarrettsville, Harford, Maryland
- 21085 - Joppa, Harford, Maryland