| Business | Phone |
| Waltham Cell 50 Bear Hill Rd, Waltham 2451 | (781) 890-1289 |
| Sprint Pcs 230 3rd Ave # 3, Waltham 2451 | (781) 370-2000 |
| Cingular Wireless 1077 Lexington St, Waltham 2452 | (781) 647-4400 |
| Cingular Wireless 475 Winter St, Waltham 2451 | (781) 890-1448 |