Below is a list of Blanca CO zip codes. For your research we have also included Blanca Area Code, Time Zone, UTC and the local Costilla County FIPS Code. Each Blanca Colorado zip code has a center Longitude / Latitude point (the Blanca center is -105.51399993896 / 37.435501098633). For your convenience we have also indicated if that zip code in Blanca observes Daylight Savings time.