Columbia, Maryland ZIP codes
What is the ZIP code for Columbia, MD?
21044, 21045, 21046
3 for street addresses
Columbia is in Howard County, Maryland. USPS uses 3 ZIP codes for Columbia. About 99,756 people live in Columbia ZIP codes; the most populated is 21044 with 44,114 residents. The city is in the Eastern Time zone and uses area codes 410, 443, 667, 227, 240 and 301.
| City | Columbia, MD |
|---|---|
| State | Maryland |
| County | Howard County |
| ZIP codes | 3 |
| Population (ZIP areas) | about 99,756 |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667, 227, 240, 301 |
All Columbia ZIP codes
| ZIP code | Type | Population | Median income |
|---|---|---|---|
| 21044 | Standard | 44,114 | $135,057 |
| 21045 | Standard | 40,034 | $118,563 |
| 21046 | Standard | 15,608 | $127,813 |
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates. PO Box and single-organization ZIP codes have no residents.
Other ZIP codes that accept “Columbia”
These ZIP codes belong to a neighboring city, but USPS also accepts Columbia as the city name in addresses.
Cities near Columbia
- Savage, MD 4.4 mi
- Jessup, MD 4.7 mi
- Ellicott City, MD 4.8 mi
- Fulton, MD 5.1 mi
- Clarksville, MD 5.3 mi
- Annapolis Junction, MD 5.3 mi
- Elkridge, MD 5.5 mi
- Highland, MD 6.1 mi
- Laurel, MD 6.8 mi
- Hanover, MD 7.7 mi
Questions
- What is the ZIP code for Columbia, MD?
- Columbia has 3 ZIP codes: 21044, 21045 and 21046. The right one depends on the street address.
- How many ZIP codes does Columbia have?
- 3.
- Which Columbia ZIP code has the most people?
- 21044, with about 44,114 residents, followed by 21045 (40,034).
- What county is Columbia, MD in?
- Columbia ZIP codes are in Howard County.
- What area code is Columbia, MD?
- Columbia uses area codes 410, 443, 667, 227, 240 and 301.