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Phone Directory 720-251 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 251-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-251 Aurora, CO Level 3 Communications Arapahoe Landline 10/25/2002

Other Series For Prefixes

720-2510###
720-2511###
720-2512###
720-2513###
720-2514###
720-2515###
720-2516###
720-2517###
720-2518###
720-2519###