| Business | Phone |
| Dodge Fw Div Mcgraw Hl Info Suburban Station Bldg, Philadelphia 19103 | (215) 568-6161 |
| Dystonia Information & Referrl 1800 Lombard St, Philadelphia 19146 | (215) 893-7566 |
| Family Housing Information 5719 Baltimore Ave, Philadelphia 19143 | (215) 476-2900 |
| Grm Information Mgmt 2450 W Hunting Park Ave, Philadelphia 19129 | (215) 223-8800 |
| Information Network Inc 100 E Penn Sq, Philadelphia 19107 | (215) 564-2570 |
| Information Services Group Inc 700 Packer Ave, Philadelphia 19148 | (215) 467-3929 |
| Information Services Unlimited 7722 Orpheus Pl, Philadelphia 19153 | (215) 937-9207 |
| Information Technology Svc 222 N 17th St, Philadelphia 19103 | (215) 587-3567 |
| Information Ventures Inc 42 S 15th St # 700, Philadelphia 19102 | (215) 569-2300 |
| Jewish Information & Referral 2100 Arch St, Philadelphia 19103 | (215) 832-0821 |
| Keystone Information Syst Inc 100 Lenola Rd, Philadelphia 19106 | (215) 922-6776 |