Boulder, Colorado - Area code 303

Area code
Boulder, CO
0303
Local time
Boulder, CO
Emergency phone number
Boulder, CO
911
State: Colorado
State code: CO
Area: Boulder, CO
Area code: 0303
Country Calling Code: +1
E.164 (Country Code): 1
Emergency phone number: 911
Capital: Washington D.C.
Language: English
Valuta: US Dollar (USD)
2 DIGIT ISO: US
3 DIGIT ISO: USA
Local Time: 20:29
Timezone: America/Denver
Population: 4 678 630
Land Area: 9 629 091 KM2

Boulder, Colorado - United States, Colorado

Boulder is located in United States and has area code 303. When calling a person or company located in Boulder from abroad, you must first type the plus sign (+) or double zero (00) followed by the country code and then the area code. In this case +1303 followed by the phone number.

Local time and other details

Local time in Boulder, CO is 20:29.

Boulder - Postal numbers

Boulder has 18 different postal numbers / zip numbers.
Show all postal numbers
Postal numberMunicipalityCountyLon/Lat
80301BoulderColorado-105.2143/40.0497
95006Boulder CreekCalifornia-122.1365/37.1547
89006Boulder CityNevada-114.9721/35.9279
89005Boulder CityNevada-114.8344/35.9727
82923BoulderWyoming-109.5401/42.6881
84716BoulderUtah-111.4266/37.9166
59632BoulderMontana-112.1138/46.2306
80314BoulderColorado-105.3735/40.0878
80310BoulderColorado-105.2705/40.015
80309BoulderColorado-105.2705/40.015
80308BoulderColorado-105.3868/40.0277
80307BoulderColorado-105.3735/40.0878
80306BoulderColorado-105.3847/40.1022
80305BoulderColorado-105.2531/39.9807
80304BoulderColorado-105.2771/40.0375
80303BoulderColorado-105.2392/39.9914
80302BoulderColorado-105.2851/40.0172
54512Boulder JunctionWisconsin-89.6325/46.1112