Watertown, Massachusetts Area Codes

Map of Watertown

Local time – 1 timezone

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Atlantic timezone

Prefixes – 20 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Global Crossing Local Services, Inc. - KY
-
(617) 231-0
Landline
Level 3 Communications, LLC - AK
-
(617) 231-1
Landline
Level 3 Communications, LLC - AK
-
(617) 231-2
Landline
AT&T - Local
2002/06/20
(617) 231-3
Landline
Paetec Communications, Inc. - CA
2005/02/08
(617) 231-4
Landline
Global Crossing Local Services, Inc. - KY
-
(617) 231-5
Landline
Radiantiq LLC
2021/03/25
(617) 231-6
Landline
Level 3 Communications, LLC - AK
-
(617) 231-7
Landline
Level 3 Communications, LLC - AK
2013/08/23
(617) 231-8
Landline
Paetec Communications, Inc. - CA
2010/11/19
(617) 231-9
Landline
Onvoy, LLC - MA
2020/05/26
Landline
Broadview Networks, Inc. - MA
-
(617) 321-0
Landline
Paetec Communications, Inc. - CA
2015/12/28
(617) 321-1
Landline
Conversent Communications of Maine, LLC
2006/07/25
(617) 321-2
Landline
Broadview Networks, Inc. - MA
-
(617) 321-3
Landline
Broadview Networks, Inc. - MA
-
(617) 321-4
Landline
Broadview Networks, Inc. - MA
-
(617) 321-5
Landline
Broadview Networks, Inc. - MA
-
(617) 321-6
Landline
Broadview Networks, Inc. - MA
-
(617) 321-7
Landline
Broadview Networks, Inc. - MA
-
(617) 321-8
Landline
Broadview Networks, Inc. - MA
-
(617) 321-9
Landline
Broadview Networks, Inc. - MA
-
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-0
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-1
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-2
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-3
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-4
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-5
Landline
Onvoy, LLC - MA
2010/03/23
(617) 393-6
Landline
Paetec Communications, Inc. - CA
2005/06/07
(617) 393-7
Landline
Paetec Communications, Inc. - CA
2005/06/07
(617) 393-8
Landline
Rcn Telecom Services, Inc. - MA
-
(617) 393-9
Landline
Rcn Telecom Services, Inc. - MA
-
Landline
Local Access LLC - MA
-
(617) 402-0
Landline
Peerless Network of Massachusetts, LLC - MA
-
(617) 402-1
Landline
Paetec Communications, Inc. - CA
2004/10/28
(617) 402-2
Landline
Bandwidth.com CLEC, LLC - MA
-
(617) 402-3
Landline
Peerless Network of Massachusetts, LLC - MA
-
(617) 402-4
Landline
Peerless Network of Massachusetts, LLC - MA
-
(617) 402-5
Landline
Bandwidth.com CLEC, LLC - MA
2015/08/24
(617) 402-6
Landline
Paetec Communications, Inc. - CA
2008/01/15
(617) 402-7
Landline
Xo Massachusets, Inc.
2007/03/23
(617) 402-8
Landline
Paetec Communications, Inc. - CA
2008/01/15
(617) 402-9
Landline
Peerless Network of Massachusetts, LLC - MA
-
(617) 458
Wireless
Sprint Spectrum, L.P.
2002/07/31
Landline
Mcimetro Access Transmission Services LLC
-
(617) 600-0
Landline
Level 3 Communications, LLC - AK
2011/10/26
(617) 600-1
Landline
Conversent Communications of Maine, LLC
2005/02/16
(617) 600-2
Landline
Mcimetro Access Transmission Services LLC
-
(617) 600-3
Landline
Level 3 Communications, LLC - AK
2004/08/09
(617) 600-4
Landline
Level 3 Communications, LLC - AK
2005/08/24
(617) 600-5
Landline
Level 3 Communications, LLC - AK
2010/01/07
(617) 600-6
Landline
Level 3 Communications, LLC - AK
2011/02/28
(617) 600-7
Landline
Level 3 Communications, LLC - AK
2006/05/23
(617) 600-8
Landline
Bandwidth.com CLEC, LLC - MA
2010/01/19
(617) 600-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Xo Massachusets, Inc.
-
(617) 607-0
Landline
Xo Massachusets, Inc.
-
(617) 607-1
Landline
Xo Massachusets, Inc.
-
(617) 607-2
Landline
Xo Massachusets, Inc.
-
(617) 607-3
Landline
Level 3 Communications, LLC - AK
2012/05/31
(617) 607-4
Landline
Level 3 Communications, LLC - AK
2014/02/20
(617) 607-5
Landline
Dsci, LLC
2006/08/18
(617) 607-6
Landline
Xo Massachusets, Inc.
-
(617) 607-7
Landline
Xo Massachusets, Inc.
2007/04/16
(617) 607-8
Landline
Xo Massachusets, Inc.
2004/11/11
(617) 607-9
Landline
Xo Massachusets, Inc.
2004/11/11
Landline
Tc Systems, Inc.
-
(617) 612-0
Landline
Local Access LLC - MA
2016/06/01
(617) 612-1
Landline
Tc Systems, Inc.
-
(617) 612-2
Landline
Tc Systems, Inc.
-
(617) 612-3
Landline
Ctc Communications Corp. - MA
2002/09/24
(617) 612-4
Landline
Level 3 Communications, LLC - AK
2014/04/29
(617) 612-5
Landline
Bandwidth.com CLEC, LLC - MA
2010/05/27
(617) 612-6
Landline
Paetec Communications, Inc. - CA
2008/05/28
(617) 612-7
Landline
Tc Systems, Inc.
-
(617) 612-8
Landline
Xo Massachusets, Inc.
2007/04/16
(617) 612-9
Landline
Tc Systems, Inc.
-
Landline
Xo Massachusets, Inc.
-
(617) 668-0
Landline
Terra Nova Telecom Inc.
2020/12/21
(617) 668-1
Landline
Onvoy, LLC - MA
2020/05/26
(617) 668-2
Landline
Tc Systems, Inc.
2020/01/14
(617) 668-3
Landline
AT&T - Local
2010/05/04
(617) 668-4
Landline
AT&T - Local
2015/08/14
(617) 668-5
Landline
Tc Systems, Inc.
2016/01/19
(617) 668-6
Landline
Xo Massachusets, Inc.
-
(617) 668-7
Landline
Tc Systems, Inc.
2019/10/23
(617) 668-8
Landline
Tc Systems, Inc.
2019/10/23
(617) 668-9
Landline
Xo Massachusets, Inc.
-
Landline
Verizon New England Inc.
-
(617) 673-0
Landline
Verizon New England Inc.
-
(617) 673-1
Landline
Verizon New England Inc.
-
(617) 673-2
Landline
Verizon New England Inc.
-
(617) 673-3
Landline
Verizon New England Inc.
-
(617) 673-4
Landline
Verizon New England Inc.
-
(617) 673-5
Landline
Paetec Communications, Inc. - CA
2008/01/31
(617) 673-6
Landline
Verizon New England Inc.
-
(617) 673-7
Landline
Verizon New England Inc.
-
(617) 673-8
Landline
Verizon New England Inc.
-
(617) 673-9
Landline
Verizon New England Inc.
-
Landline
Comcast IP Phone, LLC
-
(617) 744-0
Landline
Comcast IP Phone, LLC
-
(617) 744-1
Landline
Comcast IP Phone, LLC
-
(617) 744-2
Landline
Onvoy, LLC - MA
2009/11/23
(617) 744-3
Landline
Mcimetro Access Transmission Services LLC
2008/12/04
(617) 744-4
Landline
Onvoy, LLC - MA
2016/01/28
(617) 744-5
Landline
Comcast IP Phone, LLC
-
(617) 744-6
Landline
Comcast IP Phone, LLC
2006/11/07
(617) 744-7
Landline
Onvoy, LLC - MA
2016/01/28
(617) 744-8
Landline
Comcast IP Phone, LLC
2006/11/07
(617) 744-9
Landline
Bandwidth.com CLEC, LLC - MA
2008/11/10
(617) 923
Landline
Verizon New England Inc.
-
(617) 924
Landline
Verizon New England Inc.
-
(617) 926
Landline
Verizon New England Inc.
-
(617) 972
Landline
Verizon New England Inc.
-
Landline
Ctc Communications Corp. - MA
2001/07/12
(857) 228-0
Landline
Bandwidth.com CLEC, LLC - MA
2011/05/31
(857) 228-1
Landline
Ctc Communications Corp. - MA
2001/08/15
(857) 228-2
Landline
Paetec Communications, Inc. - CA
2013/03/07
(857) 228-3
Landline
Onvoy, LLC - MA
2009/11/23
(857) 228-4
Landline
Bandwidth.com CLEC, LLC - MA
2014/02/20
(857) 228-5
Landline
Bandwidth.com CLEC, LLC - MA
2014/02/20
(857) 228-6
Landline
Bandwidth.com CLEC, LLC - MA
2015/01/26
(857) 228-7
Landline
Peerless Network of Massachusetts, LLC - MA
2013/04/08
(857) 228-8
Landline
Bandwidth.com CLEC, LLC - MA
2010/12/03
(857) 228-9
Landline
Peerless Network of Massachusetts, LLC - MA
2013/04/08
Landline
Tc Systems, Inc.
2013/03/13
(857) 304-0
Landline
Onvoy, LLC - MA
2014/08/21
(857) 304-1
Landline
Local Access LLC - MA
2015/02/24
(857) 304-2
Landline
Paetec Communications, Inc. - CA
2015/04/22
(857) 304-3
Landline
Tc Systems, Inc.
2013/03/14
(857) 304-4
Landline
Comcast IP Phone, LLC
2014/09/09
(857) 304-5
Landline
Tc Systems, Inc.
2014/09/30
(857) 304-6
Landline
Tc Systems, Inc.
2015/05/22
(857) 304-7
Landline
Centurylink Communications, LLC LA
2014/03/25
(857) 304-8
Landline
Tc Systems, Inc.
2015/03/24
(857) 304-9
Landline
Peerless Network of Massachusetts, LLC - MA
2015/05/14
Landline
Tc Systems, Inc.
2020/10/05
(857) 367-0
Landline
Onvoy, LLC - MA
2021/02/04
(857) 367-1
Landline
Onvoy, LLC - MA
2021/02/04
(857) 367-2
Landline
Onvoy, LLC - MA
2021/02/04
(857) 367-3
Landline
Twilio International, Inc.
2020/11/16
(857) 367-4
Landline
Onvoy, LLC - MA
2021/03/23
(857) 367-5
Wireless
Onvoy Spectrum, LLC
2021/03/16
(857) 367-6
Landline
Tc Systems, Inc.
2020/10/05
(857) 367-7
Landline
Tc Systems, Inc.
2021/01/28
(857) 367-8
Landline
Onvoy, LLC - MA
2021/03/23
(857) 367-9
Landline
Onvoy, LLC - MA
2021/03/23
Landline
Tc Systems, Inc.
2021/04/19
(857) 371-1
Landline
Onvoy, LLC - MA
2021/05/18
(857) 371-2
Landline
Onvoy, LLC - MA
2021/05/18
(857) 371-3
Landline
Onvoy, LLC - MA
2021/05/18
(857) 371-4
Landline
Onvoy, LLC - MA
2021/05/18
(857) 371-5
Landline
Onvoy, LLC - MA
2021/06/11
(857) 371-6
Landline
Tc Systems, Inc.
2021/04/19
(857) 371-7
Landline
Onvoy, LLC - MA
2021/06/11
(857) 371-8
Landline
Onvoy, LLC - MA
2021/06/11
(857) 371-9
Landline
Onvoy, LLC - MA
2021/06/11
Landline
Bandwidth.com CLEC, LLC - MA
2016/06/21
(857) 760-0
Landline
Bandwidth.com CLEC, LLC - MA
2016/06/22
(857) 760-1
Landline
Telnyx LLC
2017/04/17
(857) 760-2
Landline
Tc Systems, Inc.
2016/08/16
(857) 760-3
Landline
Tc Systems, Inc.
2016/10/10
(857) 760-4
Landline
Onvoy, LLC - MA
2017/04/28
(857) 760-5
Landline
Dsci, LLC
2017/06/01
(857) 760-6
Landline
Peerless Network of Massachusetts, LLC - MA
2018/10/01
(857) 760-7
Landline
Comcast IP Phone, LLC
2019/02/28
(857) 760-8
Landline
Onvoy, LLC - MA
2019/01/24
(857) 760-9
Landline
Onvoy, LLC - MA
2019/01/24