Rock Hall, Maryland Area Codes

Map of Rock Hall

Local time – 1 timezone

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Atlantic timezone

Prefixes – 3 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Verizon Maryland, Inc.
-
(410) 639-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 639-1
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 639-2
Landline
Verizon Maryland, Inc.
-
(410) 639-3
Landline
Onvoy, LLC - MD
2017/03/21
(410) 639-4
Landline
Idt America, Corp. - MD
2006/04/10
(410) 639-5
Landline
Mcimetro Access Transmission Services LLC
2017/07/05
(410) 639-6
Landline
Onvoy, LLC - MD
2021/02/05
(410) 639-7
Landline
Verizon Maryland, Inc.
-
(410) 639-8
Landline
Telnyx LLC
2017/08/31
(410) 639-9
Landline
Verizon Maryland, Inc.
-
Landline
Core Communications, Inc.- MD
2018/06/12
(667) 242-0
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 242-1
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 242-2
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 242-3
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 242-4
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 242-5
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 242-6
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 242-7
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 242-8
Landline
Onvoy, LLC - MD
2019/02/11
(667) 242-9
Landline
Onvoy, LLC - MD
2019/02/11
Landline
Radiantiq LLC
2021/03/18
(667) 377-3
Wireless
Onvoy Spectrum, LLC
2021/04/29
(667) 377-6
Landline
Radiantiq LLC
2021/03/22
(667) 377-7
Landline
Onvoy, LLC - MD
2021/04/21