| Business | Phone |
| A T & T Local Network 295 Worthington St, Springfield 1103 | (413) 747-1646 |
| Choice One Communications 1 Federal St # 111-3, Springfield 1105 | (413) 732-6336 |
| Conversent Communications 1441 Main St # 606, Springfield 1103 | (413) 732-5088 |
| Ctc Communications Corp 583 E Columbus Ave, Springfield 1105 | (413) 781-8400 |
| Elantic Networks 1 Federal St, Springfield 1105 | (413) 732-2782 |
| Telephone Pioneers Of Amer 365 State St, Springfield 1105 | (413) 734-3111 |