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
303-241	Jefferson	Cell Number	Active
303-242	Denver	Landline	Active
303-243	Jefferson	Cell Number	Active
303-244	Denver	Landline	Active
303-245	Jefferson	Landline	Active
303-246	Denver	Cell Number	Active
303-247	Jefferson	Landline	Active
303-248	Arapahoe	Landline	Active
303-249	Jefferson	Cell Number	Active
303-250	Jefferson	Cell Number	Active
303-251	Jefferson	Cell Number	Active
303-252	Adams	Landline	Active
303-253	Arapahoe	Landline	Active
303-254	Adams	Landline	Active
303-255	Adams	Landline	Active
303-256	Arapahoe	Landline	Active
303-257	Jefferson	Cell Number	Active
303-258	Jefferson	Landline	Active
303-259	Jefferson	Cell Number	Active
303-260	Denver	Landline	Active

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