Telephone Area 603. Page 9.

Prefix: +1603

This prefix is distributed within the state New Hampshire

The largest city in the region is Manchester

Time Zone: Eastern

Winter time: UTC-5

Summer time: UTC-4

Below on the map, there is indicated the largest city in the telephone area +1-603-...-.... New Hampshire Manchester.

If you notice any errors of any community’s location on the map, please report it via the feedback form.

Phone numbers +1-603-YYY-YYYY

Other pages: 12345678910

Company	District	Major City	Prefix
No New England Tel Op DBA Fairpoint Comm	Grafton	Woodsville, NH	+1-603989-SSSS
Bell Atlantic Nynex Mobile	Grafton	Littleton, NH	+1-603991-SSSS
Level 3 Communications	Grafton	Grafton, NH	+1-603992-SSSS
Freedom Ring Communications	Strafford	Rochester, NH	+1-603994-SSSS
Sprint Spectrum L.p.	Merrimack	Henniker, NH	+1-603995-SSSS
Sprint Spectrum L.p.	Grafton	Plymouth, NH	+1-603996-SSSS
Sprint Spectrum L.p.	Rockingham	Hampton, NH	+1-603997-SSSS
Sprint Spectrum L.p.	Belknap	Laconia, NH	+1-603998-SSSS

If you have not found the required prefix in the table, you can use the search of a full telephone number at the top of the site or the advanced search.

Content displayed at the site is taken from public sources. All information on this site is intended for informational purpose and is not an official publication.

Prefixes

• +1 (2XX) YYYYYYY
• +1 (3XX) YYYYYYY
• +1 (4XX) YYYYYYY
• +1 (5XX) YYYYYYY
• +1 (6XX) YYYYYYY
• +1 (7XX) YYYYYYY
• +1 (8XX) YYYYYYY
• +1 (9XX) YYYYYYY

Last comments

john
+14540256458

do not answer, scam, pretending they are from microsoft and they want remote access to your computer to fix some bugs

Bittu kumar
+19113377641

Barh station bazeepur road marriage hall ke pass may he home Mobile number 9113377641

Mona
+12262154263

CRA scam!!!
It was an automatic message: "you are owning debt to CRA. Call back at this number otherwise you will get arrest." Scammer!!