Dupo, Illinois Area Codes

Map of Dupo Local time Prefixes

Map of Dupo

Local time – 1 timezone

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Eastern timezone

Prefixes – 2 codes

Prefix

Type

Location

Carrier

Assigned

(618) 286

Landline

Harrisonville Tel. Co.

-

Landline

Charter Fiberlink - Illinois, LLC - IL

2012/11/21

(618) 601-0

Wireless

T-mobile USA, Inc.

2018/04/10

(618) 601-1

Landline

Charter Fiberlink - Illinois, LLC - IL

2012/11/26

(618) 601-2

Wireless

T-mobile USA, Inc.

2014/07/01

(618) 601-7

Unknown

Delta Comms, LLC DBA Clearwave Communications - IL

2021/02/01