RS:

continent: Europe
alpha2: RS
alpha3: SRB
country_code: '381'
international_prefix: '99'
ioc: SRB
gec: RI
name: Serbia
national_destination_code_lengths:
- 2
national_number_lengths:
- 9
national_prefix: '0'
number: '688'
region: Europe
subregion: Southern Europe
world_region: EMEA
un_locode: RS
nationality: Serbian
postal_code: true
postal_code_format: "\\d{5,6}"
unofficial_names:
- Serbia
- Serbien
- Serbie
- セルビア
- Servië
languages_official:
- sr
languages_spoken:
- sr
geo:
  latitude: 44.016521
  latitude_dec: '44.23297119140625'
  longitude: 21.005859
  longitude_dec: '20.797958374023438'
  max_latitude: 46.190032
  max_longitude: 23.0063095
  min_latitude: 42.2315029
  min_longitude: 18.8385221
  bounds:
    northeast:
      lat: 46.190032
      lng: 23.0063095
    southwest:
      lat: 42.2315029
      lng: 18.8385221
currency_code: RSD
start_of_week: monday