area code 618
Sign in to saveAlso known as 618 area code, 618
Telephone area code for southern Illinois
Wikidata facts
- Dialing code
- 618
via Wikidata · CC0
On the map
Connections
North American Numbering Plan
Entity
telephone numbering plan
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Mount Vernon
Entity
area code 217
Entity
Illinois
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Indiana
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Missouri
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Kentucky
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geographic coordinate system
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Centralia
Entity