เวียงคำ
Wiang Kham subdistrict in Kumphawapi, Udon Thani, code 410403.
Postal code
Record in subdistricts.json
{ "code": "410403", "name_th": "เวียงคำ", "name_en": "Wiang Kham", "district_code": "4104", "province_code": "41", "postal_codes": ["41110"]}From GeoThai/data v2026.10.22.