Area Code 870-210 located in ARKADELPHIA, CLARK, AR, more detail is as below. Place NPA (Numbering Plan Area) : 870 NXX (Local Number Prefix) : 210 City : ARKADELPHIA County : CLARK State : AR (Arkansas) NXX Use Type : Wireless NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 05019 LATA (Local Access Transport Area) : 528 Rate Center : ARKADLPHIA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 71923 Other Information NPANXX : 870210 Switch CLLI (Common Language Location Identifier) : LTRKAR10CM0 MSA CBSA (Core Based Statistical Area) : Arkadelphia, AR MSA CBSA Code (Core Based Statistical Area) : 11660 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : ARKADELPHIA Latitude : 34.1189 Longitude : -93.0510 ‹ previous : 870-209 next › : 870-212 Telephone Number List 870-210-0000 ~ 870-210-9999