| ZIP Code | Verizon | ATT | T-Mobile | 
|---|---|---|---|
| 06420 | 100% | 100% | 100% | 
| Licensee | Address | Height | Tower Type | 
|---|---|---|---|
| Cellco Partnership | 115 Roxbury Rd, Niantic, CT 06357 | 50 | MAST | 
| NEW CINGULAR WIRELESS PCS, LLC | 36Y Hatchetts Hill Rd, Old Lyme, CT 06371 | 59.4 | POLE | 
| Cellco Partnership | 314 Turkey Hill Rd, Haddam, CT 06438 | 55.2 | TOWER | 
| NEW CINGULAR WIRELESS PCS, LLC | 244 Gates Rd, Lebanon, CT 06249 | 37.2 | MAST | 
| Cellco Partnership | 48 E Hampton Rd, Marlborough, CT 06447 | 48.8 | POLE | 
| Carrier | Address | Comment | Date Added | 
|---|---|---|---|
| AT&T | 981 Trumbull Hwy | Had decent reliable At&t phone service until about mid December 2016, when almost overnight, phone service became non-existent. Testing works fine, but can not make or receive phone calls | 2019 | 
| Verizon | 10 Bethel Ln | 1 bar of service on average with Verizon. Previously had ATT and it was a bit better but not by much | 2019 | 
| Verizon | 132 Shore Rd | cell phone will ring but you cannot carry on a conversation. | 2014 | 
| Verizon | 10 Stonebrook Dr | Voice drops out often, calls fail. Have one dot, 3g or 1x (no LTE) | 2015 | 
| T-Mobile | 74 Peters Dr | No cell service on Peters Dr or Merlino Dr. | 2015 | 
| Carrier | Address | Phone | Directions | 
|---|---|---|---|
| AT&T | 95 Linwood Ave, Colchester, CT, 06415 | 860-986-6663 | Directions | 
| Verizon | 119 South Main Street, Colchester, CT, 06415 | 860-537-1000 | Directions | 
| T-Mobile | 850 Hartford Turnpike M114, Waterford, CT, 06385 | 860-437-8755 | Directions |