Area Code 618-747 located in DONGOLA, UNION, IL, more detail is as below. Place NPA (Numbering Plan Area) : 618 NXX (Local Number Prefix) : 747 City : DONGOLA County : UNION State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17181 LATA (Local Access Transport Area) : 362 Rate Center : TAMMS ZIP Code Count : 11 ZIP Code Frequency : 2 ZIP Code : 62926 Other Information NPANXX : 618747 Switch CLLI (Common Language Location Identifier) : TMMSILTMRS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : AMERITECH ILLINOIS OCN (Operating Company Number) : 9329 Coverage Area Name : TAMMS Latitude : 37.2363 Longitude : -89.2677 ‹ previous : 618-747 next › : 618-747 Telephone Number List 618-747-0000 ~ 618-747-9999