Regional Codes ...
For statistical purposes, the US Census Bureau has divided the country into four Regions. Hidden River is located in Region #4 (the West Region).
In turn, the US Census Bureau has further divided each Region into Divisions. Hidden River is located in Division #9 (the Pacific Division).
The Office of Management and Budget (OMB) has created ten Federal Regions. Hidden River is located in Region IX (Region 9).
The Federal Emergency Management Agency (FEMA) has created ten Management Regions. Hidden River is located in Region IX (Region 9).
Referenced GNIS Records ...
GNIS ID #243421 (Name of Record: Hidden River)
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.
County: San Bernardino
Map Name: Joshua Tree North
Lat: 34.1783378 Lon: -116.3080667 [Map]
Elev: 849 ft.
Referenced FIPS Records ...
FIPS Code: 06/33540 (Place Name: Hidden River)
County: San Bernardino (FIPS State/County: 06/071)
Identifies a populated place (ie- Hidden River) that is wholly or substantially located outside the boundaries of any incorporated place or CDP (Census Designated Place) that has an authoritative common name recognized by the U.S. Geological Survey (USGS).
MSA Code: 6780