Area Code 918-818 located in DELAWARE, NOWATA, OK, more detail is as below. Place NPA (Numbering Plan Area) : 918 NXX (Local Number Prefix) : 818 City : DELAWARE County : NOWATA State : OK (Oklahoma) NXX Use Type : Wireless NXX Intro Version : 2002-05-01 FIPS (Federal Information Processing Standards) : 40105 LATA (Local Access Transport Area) : 538 Rate Center : DELAWARE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 74027 Other Information NPANXX : 918818 Switch CLLI (Common Language Location Identifier) : TULSOKLUCM2 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 : DELAWARE Latitude : 36.7779 Longitude : -95.6441 ‹ previous : 918-817 next › : 918-819 Telephone Number List 918-818-0000 ~ 918-818-9999