Callaway, MD ZIP Codes, Coordinates & Counties
Callaway, Maryland has 1 ZIP code in St. Mary's county. The approximate center of Callaway is 38.232, -76.523. Callaway has about 2,019 known street addresses.
ZIP codes in Callaway, MD
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 20620 | St. Mary's | 38.232 | -76.523 |
Counties Callaway spans
St. Mary's
Most common streets in Callaway
Hewitt, Smiths, Lookout, Montgomery, Aster, Boxwood, Irvings, Moss, Point Lookout, Lakeside
Frequently asked questions
What ZIP codes are in Callaway, MD?
Callaway, Maryland has 1 ZIP code, ranging from 20620 to 20620. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Callaway, MD in?
Callaway is in St. Mary's county.
What are the latitude and longitude of Callaway, MD?
The approximate center of Callaway, Maryland is latitude 38.232, longitude -76.523. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Callaway, MD have?
Callaway has 1 ZIP code.
How many addresses are in Callaway, MD?
Callaway, Maryland has about 2,019 known street addresses in the sthan.io US address database.
What are the most common streets in Callaway, MD?
Some of the most common street names in Callaway are Hewitt, Smiths, Lookout, Montgomery, Aster, Boxwood.
What cities are near Callaway, MD?
Cities near Callaway include Great Mills (2 mi), Valley Lee (3 mi), California (4 mi), Park Hall (4 mi), Lexington Park (5 mi).
Cities near Callaway
Great Mills, MD (2 mi) Valley Lee, MD (3 mi) California, MD (4 mi) Park Hall, MD (4 mi) Lexington Park, MD (5 mi) Tall Timbers, MD (5 mi) Drayden, MD (6 mi) Saint Marys City, MD (6 mi)
Need this for any US address, in code?
Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.
View the API →Last updated: June 2026 · Data: sthan.io US address database