| ZIP Code | Verizon | ATT | T-Mobile | 
|---|---|---|---|
| 01503 | 100% | 100% | 100% | 
| Licensee | Address | Height | Tower Type | 
|---|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC | 4 Mechanic St, Hopkinton, MA 01748 | 59.4 | POLE | 
| Cellco Partnership | 67 Millbrook St, Worcester, MA 01606 | 22.3 | B | 
| Cellco Partnership | 211 Main St, Acton, MA 01720 | 54 | MAST | 
| NEW CINGULAR WIRELESS PCS, LLC | 336 Old Littleton Rd, Harvard, MA 01451 | 27.4 | POLE | 
| Cellco Partnership | 52 Wilson St, Hopkinton, MA 01748 | 97.5 | TOWER | 
| Carrier | Address | Comment | Date Added | 
|---|---|---|---|
| Verizon | 38 Jackson Rd | Very poor reception here | 2014 | 
| Verizon | 15 Willowbrook Dr | Poor reception indoors. Have to use landline to make any real calls | 2014 | 
| AT&T | 10 Waterville St | Dead zone- Hathaway Creative Center | 2014 | 
| T-Mobile | 170 Pioneer Dr | No Signal, Dead Zone | 2015 | 
| Verizon | 500 Central Park | Zero to 1 bar, often unable to make/receive calls, text, or data. | 2014 | 
| Carrier | Address | Phone | Directions | 
|---|---|---|---|
| AT&T | 601 Donald Lynch Blvd, Marlborough, MA, 01752 | 508-485-1296 | Directions | 
| Verizon | 601 Donald Lynch Blvd, Marlborough, MA, 01752 | 508-624-9070 | Directions | 
| T-Mobile | 601 Donald Lynch Blvd S228, Marlborough, MA, 01752 | 508-485-0685 | Directions |