Regional Codes ...
For statistical purposes, the US Census Bureau has divided the country into four Regions. Bowmans Crossroads is located in Region #3 (the South Region).
In turn, the US Census Bureau has further divided each Region into Divisions. Bowmans Crossroads is located in Division #6 (the East South-Central Division).
The Office of Management and Budget (OMB) has created ten Federal Regions. Bowmans Crossroads is located in Region IV (Region 4).
Referenced FIPS Records ...
FIPS Code: 01/08536 (Place Name: Bowmans Crossroads)
County: DeKalb (FIPS State/County: 01/049)
Identifies a populated place (in this case, Bowmans Crossroads) located wholly or substantially outside the boundaries of an incorporated place or CDP (Census Designated Place) but whose name has not been verified as authoritative by the U.S. Geological Survey (USGS).