.303 British - Wikipedia
It was the standard British and Commonwealth military cartridge for rifles and machine guns from 1889 until it was replaced by the 7.62×51mm NATO [2] in the 1950s. The .303 British has a 3.64 mL (56 gr …
303 Area Code - Location map, time zone, and phone lookup
Where is area code 303? Area code 303 is located in central Colorado and covers Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, and Centennial. It has 2 overlays (720 and 983) that …
Area Code 303 phone numbers - Whitepages
Browse area code 303 phone numbers, prefixes and exchanges. The 303 area code serves Denver, Englewood, Aurora, Westminster, Boulder, covering 67 ZIP codes in 14 counties.
Colorado Area Code 303 Reverse Phone Number Lookup
2 days ago · Colorado reverse lookup of phone numbers. Free Search of area code 303 and mobile numbers, how to call Colorado, USA, zip codes, local time.
303 area code — information, time zone, map
Mar 9, 2025 · 303 is an area code located in the state of Colorado, US. The largest city it serves is Denver. Find out where 303 area code zone from, which states, counties and cities it covers. Get the …
303 Area Code - Map, Phone Lookup, Time Zone - Wirefly
Find 303 area code details including city, time zone, and map. Lookup area code 303 phone number, name, and location.
303 Area Code - National Phone Number Registry
3 days ago · Area code 303 is located in Colorado. Get area code location and dialing plans for all phone prefixes in area code 303.
303 Area Code - Reverse Phone Lookup in CO - USPhoneBook
Where is Area Code 303? Area code (303) is in the state of CO. Below, are the major cities in the area code (303).
303 Area Code Guide | Understanding Colorado's Main Area Code
Dec 2, 2025 · The 303 area code primarily covers the central and eastern regions of Colorado, including major cities like Denver, Boulder, Aurora, and Lakewood. It serves several counties such as Adams, …
Colorado’s 6 Local Area Codes - Uncover Colorado
303 The 303 is a number synonymous with Denver and Colorado. It was established as Colorado’s area code in 1947. This is the primary area code for the Mile High City, as well as cities like Golden, …