Markham, Texas Area Codes

979
Map of Markham Local time Prefixes

Map of Markham

Local time – 1 timezone

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Eastern timezone

Prefixes – 2 codes

Prefix
Type
Location
Carrier
Assigned
(979) 843
Landline
Ganado Tel. Co., Inc.
-
Wireless
Worldcall Interconnect Inc.
2008/07/10
(979) 989-6
Unknown
Ton80 Communications, LLC
2021/06/16
(979) 989-9
Wireless
Worldcall Interconnect Inc.
2008/07/10

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