Below is a list of VoIP / telecommunication service providers in New Hampshire:

Alliance Core Technologies
603-634-4200
15 Dartmouth Dr
Auburn NH 03032-3982

Americom Inc Voice & Data Systems
603-424-6511
417 Daniel Webster Hwy
Merrimack NH 03054-4138

Brandywine Technical Partners
603-890-1660
368 N Broadway St
Salem NH 03079

Brandywine Technical Partners
888-413-2131
368 N Broadway
Salem NH 03079

C Coast Cable Systems
603-893-5087
15 Haverhill Rd
Salem NH 03079-1205

C V Communications
603-622-9010
850 E Industrial Park Dr Ste 6
Manchester NH 03109-5635

Capital Control
603-437-6628
193 Rockingham Rd
Derry NH 03038

Compliance Worldwide Inc
603-887-6446
357 Main St
Sandown NH 03873-2144

Compliance Worldwide Inc
603-887-6445
357 Main St
Sandown NH 03873-2144

Compliance Worldwide Inc
603-887-3903
357 Main St
Sandown NH 03873-2144

Compliance Worldwide Inc
603-887-3904
357 Main St
Sandown NH 03873-2144

Compunetix
603-643-4197
20 Valley Rd
Hanover NH 03755-2229

Connectivity Inc
603-893-4441
8 Industrial Way
Salem NH 03079

Conversent Communications
603-626-1344
2 Bedford Farms
Bedford NH 03110-6525

Ctc Communications
603-669-7654
160 S River Rd Ste 101
Bedford NH 03110-6927

Electronic Stored Value Services
603-424-9565
7 Chocorua La
Merrimack NH 03054

Luciano's Communication Variety
603-881-3836
127 N Broadway
Salem NH 03079

Make My Call
603-823-5006
461 Main
Franconia NH 03580

Msa Telecommunication Services
603-647-4454
10 Rockforest Dr
Hooksett NH 03106-1219

Nextel Communications
603-886-6574
300 Main St
Nashua NH 03060

Ouellet Communication Services Inc
603-627-1579
85 Watts St
Manchester NH 03104-4512

Paracomm Communications
603-497-2338
283 Wallace Rd
Goffstown NH 03045-2120

Peco II
603-598-7077
12 Simon St
Nashua NH 03060

Quality Interconnect Cabling
603-664-7117
154 US Highway 202
Barrington NH 03825-4230

Softcopy Technologies
603-225-7422
4 Sawmill Rd
Concord NH 03301-8203

Target Communications
603-421-9300
13 Steven Ave
Derry NH 03038

Telephone Systems Efficiency Co
603-622-0500
548 Donald St Ste 12
Bedford NH 03110-5953

Tel-Net Inc
603-893-2500
8 Delaware Dr
Salem NH 03079

Third Rail Wireless
603-880-8397
1 Chestnut St
Nashua NH 03060

Union Telephone Company
603-859-3700
7 Central St
Farmington NH 03835-3745

Union Telephone Company
603-859-3700
New Durham NH 03855

Wavecomm
603-298-9000
94 Main St
West Lebanon NH 03784-1648