ZIP Code Area 220XX
- ZIP Code Area 22003
- ZIP Code Area 22015
- ZIP Code Area 22025
- ZIP Code Area 22026
- ZIP Code Area 22027
- ZIP Code Area 22030
- ZIP Code Area 22031
- ZIP Code Area 22032
- ZIP Code Area 22033
- ZIP Code Area 22035
- ZIP Code Area 22039
- ZIP Code Area 22041
- ZIP Code Area 22042
- ZIP Code Area 22043
- ZIP Code Area 22044
- ZIP Code Area 22046
- ZIP Code Area 22060
- ZIP Code Area 22066
- ZIP Code Area 22079