| Business | Phone |
| Mci 100 Park Ave # 13, New York 10017 | (212) 547-2600 |
| Mci 120 W 45th St, New York 10036 | (212) 382-3368 |
| Mci 200 Park Ave # 4402, New York 10166 | (212) 519-4000 |
| Mci 204 2nd Ave, New York 10003 | (212) 674-9773 |
| Mci 30 Wall St, New York 10005 | (212) 483-0310 |
| Mci 499 Park Ave, New York 10022 | (212) 421-4629 |
| Mci 520 Madison Ave # 32, New York 10022 | (212) 519-4000 |
| Mci 888 7th Ave # 500, New York 10106 | (212) 641-5300 |
| W Phone card 260 West 35th Street, New York 10001 | (718) 690-3545 |