CoreTel provides VoIP coverage in the following areas:

CoreTel Service Chart
924 Erie 234 Pittsburgh PA 230 Altoona PA 226 Harrisburg PA 228 Philadelphia PA / Deleware 232 Wilkes Barre PA 132 New York City 228 Philadelphia PA / Deleware 242 Salisbury MD 238 Baltimore MD 240 Hagerstown MD (inc. WV) 236 Washington DC (MD & VA) 246 Culpeper VA (Ashburn) 248 Richmond VA 252 Norfolk VA NULL