Area Code 931-623 located in LYLES, HICKMAN, TN, more detail is as below. Place NPA (Numbering Plan Area) : 931 NXX (Local Number Prefix) : 623 City : LYLES County : HICKMAN State : TN (Tennessee) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 47081 LATA (Local Access Transport Area) : 470 Rate Center : LYLES ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 37098 Other Information NPANXX : 931623 MSA CBSA (Core Based Statistical Area) : Nashville-Davidson--Murfreesboro--Franklin, TN MSA CBSA Code (Core Based Statistical Area) : 34980 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - GA OCN (Operating Company Number) : 6214 Coverage Area Name : LYLES Latitude : 35.9239 Longitude : -87.3265 ‹ previous : 931-622 next › : 931-624 Telephone Number List 931-623-0000 ~ 931-623-9999