Regional Codes ...
For statistical purposes, the US Census Bureau has divided the country into four Regions. Oak Hills is located in Region #3 (the South Region).
In turn, the US Census Bureau has further divided each Region into Divisions. Oak Hills is located in Division #6 (the East South-Central Division).
The Office of Management and Budget (OMB) has created ten Federal Regions. Oak Hills is located in Region IV (Region 4).
Referenced GNIS Records ...
GNIS ID #124117 (Name of Record: Oak Hills)
Class: populated place
A place or area having clustered or scattered buildings and a permanent population (such as a city, settlement, town or village). The boundaries may or may not coincide with the perceived population.
A 'populated place' record may have a corresponding 'census' or 'civil' record. The information contained in the 'populated place' record applies only to the class and should not be confused with either the 'census' and 'civil' classes.
Map Name: Bessemer
Lat: 33.4901067 Lon: -86.9022142 [Map]
Referenced FIPS Records ...
FIPS Code: 01/55872 (Place Name: Oak Hills)
County: Jefferson (FIPS State/County: 01/073)
Identifies a populated place (ie- Oak Hills) which is wholly or substantially located within the boundaries of an incorporated place with a different name. The Part of Code identifies the incorporated place.
MSA Code: 1000