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PHONE NUMBER PREFIXES IN THE 312 AREA CODE

Thousand digits 312-354 Area Code & Prefix

(312) 354-0xxx
(312) 354-1xxx
(312) 354-2xxx
(312) 354-3xxx
(312) 354-4xxx
(312) 354-5xxx
(312) 354-6xxx
(312) 354-7xxx
(312) 354-8xxx
(312) 354-9xxx