Area Codes: 303 – Denver, CO

Area Codes: 303 – Denver, CO

Of all the Area Codes we've done so far, Denver is the biggest city, so it's probably not a surprise that it has one of the richer histories of anything in the series. Before the jam band craze of the early-to-mid '90s, Denver was long established as a friendly, scenic city conducive to folk acts (Judy Collins and John Denver) ...
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