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PHONE NUMBER PREFIXES IN THE 303 AREA CODE

Thousand digits 303-535 Area Code & Prefix

(303) 535-0xxx
(303) 535-1xxx
(303) 535-2xxx
(303) 535-3xxx
(303) 535-4xxx
(303) 535-5xxx
(303) 535-6xxx
(303) 535-7xxx
(303) 535-8xxx
(303) 535-9xxx