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303 Area Code Prefixes

The 303 area code is located in Denver, Colorado including Aurora, Golden and was originally put into service on February 4th 1994. Find whose number this is.

Recently Reported Numbers

(303) 945-4901Unknown

Not a scam. Just political campaign

(303) 867-5438Unknown

Left a voicemail saying,"Hi my name is Daniel Robie. Give me a call when you can. My number is 720-390- 4627. Thank you."That's it. Not my name, not what it's about.

(303) 373-0952Unknown

Calls back to back then silence. It does not hang up

(303) 557-4942Unknown

Added this number to my call blocker.

(303) 255-5125Dangerous

Commenity Bank

(303) 218-2175Neutral

I think the days of these websites where you can report discuss and warn others about phone calls are numbered. These scam artists call from the same phone but use a random number constantly through spoofing (a computer generated program where in they can randomly report a false phone number to your caller id.) Therefore idiots like me constantly report the number I received as a nuisance/scam ca

(303) 218-2175Unknown

Well, it is, as you said, simply a reporting site so why do you consider it ineffective? What do you expect such a site to do?

(303) 957-4144Harassing

Credit card scam

(303) 337-9526Harassing

Car warranty scam

(303) 625-8000Unknown

Received a phone call from this number. No message left.

Recently Unidentified numbers

303 area code numbers that might be spam, scams or that people have reported as unidentified callers

303-389-1566Qwest Corporation
303-718-6035Cellco Partnership DBA Verizon Wireless
303-830-1832Qwest Corporation
303-670-6593Qwest Corporation
303-468-1931Cbeyond Communications
303-391-4568Qwest Corporation
303-705-3060Qwest Corporation
303-856-1402Icg Telecom Group
303-297-4733Qwest Corporation
303-532-2027Mcleodusa Telecommunications Services- Co
303-642-5745Qwest Corporation
303-704-7589Mcimetro Access Transmission Services LLC
303-540-4357Usa Mobility Wireless
303-440-7419Qwest Corporation
303-474-8504Teleport Communications America
303-264-6644Teleport Communications America
303-933-4239Qwest Corporation

Most searched numbers

Cell
All Time This Month
303-856-8994 First seen 2013-04-11 303-705-6096 First seen 2018-11-15
303-705-6096 First seen 2014-05-05 303-264-8298 First seen 2018-08-31
303-830-2725 First seen 2018-01-07 303-704-6153 First seen 2013-09-21
303-186-1254 First seen 2012-07-11 303-264-8298 First seen 2011-07-11
303-705-6096 First seen 2018-08-31 303-440-6419 First seen 2010-03-19
Landline
All Time This Month
303-830-1761 First seen 2013-12-13 303-389-5220 First seen 2011-08-25
303-440-5030 First seen 2011-05-06 303-532-2972 First seen 2013-09-08
303-389-5220 First seen 2019-07-04 303-174-5560 First seen 2019-11-01
303-856-4751 First seen 2017-12-21 303-532-2972 First seen 2014-11-13
303-440-5030 First seen 2017-03-13 303-440-5030 First seen 2016-10-16

Cities With coverage

CITY LIST
Allenspark
Aurora
Bennett
Brighton
Byers
Deer Trail
Denver
Englewood
Fort Lupton
Golden
Hudson
Idaho Springs
Keenesburg
Littleton
Longmont
Louisville
Lyons
Roggen
Sedalia
Strasburg