Area Code 303

Area Code 303 information.

Area Code 303 Details
Country	United States
State/Province	Colorado
Major City	Denver
Time Zone	Mountain (UTC-07:00)

Area Code 303 Prefixes

Prefix	County	Phone Type	Status
303-687	Jefferson	Cell Number	Active
303-688	Jefferson	Landline	Active
303-689	Denver	Landline	Active
303-690	Jefferson	Landline	Active
303-691	Denver	Landline	Active
303-692	Denver	Landline	Active
303-693	Jefferson	Landline	Active
303-694	Denver	Landline	Active
303-695	Arapahoe	Landline	Active
303-696	Arapahoe	Landline	Active
303-697	Jefferson	Landline	Active
303-698	Denver	Landline	Active
303-699	Jefferson	Landline	Active
303-701	Jefferson	Cell Number	Active
303-702	Boulder	Landline	Active
303-703	Jefferson	Landline	Active
303-704	Denver	Landline	Active
303-705	Jefferson	Landline	Active
303-706	Jefferson	Landline	Active
303-707	Jefferson	Landline	Active

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