Area codes 214, 469, 972, and 945
Area codes 214 , 469 , 972 , and 945 are telephone area codes in the North American Numbering Plan ( NANP ) for Dallas , Texas and most of the eastern portion of the Dallas–Fort Worth metroplex . 
<triplet> North American Numbering Plan <subj> area code <obj> instance of <triplet> Dallas, Texas <subj> Dallas–Fort Worth metroplex <obj> part of