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National Grid
About National Grid
National Grid is a public utility in the public service and government sector, based in Port Jefferson, NY. Its recorded address is 700 Beach St, 11777-1340. The listing includes a telephone number, an official website. National Grid has 53 listed locations in total; this page covers the Port Jefferson branch.
- Address
- 700 Beach St, Port Jefferson, NY, 11777-1340
- Phone
- +16314747359
- Website
- nationalgrid.com
- Social
Questions
Where is National Grid located?
700 Beach St, Port Jefferson, NY, 11777-1340
How do I contact National Grid?
+16314747359 · http://nationalgrid.com
What type of business is National Grid?
National Grid is a public utility (public service and government) in Port Jefferson.
National Grid branches
National Grid has 53 listed locations. This branch is in Port Jefferson.
- Fredonia14063-9503
- Niagara Falls14304-1548
- New York10303-1439
- Brooklyn11236-1502
- New York11212-4516
- Hewlett11557
- Island Park11558-1111
- Brooklyn11211-1703
- Jamaica11432
- Northport11768-1263
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Cite this page
“National Grid, Port Jefferson — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.