| Business | Phone |
| 580 Cfra 87 George St, Ottawa K1N 9H7 | (613) 789-2486 |
| National Broadcast Reading Svc 116 Lisgar St #703, Ottawa K2P 0C2 | (613) 230-5052 |
| Radio Media Main Bldg Centre Block #350n, Ottawa K1A 0A1 | (613) 237-0091 |
| Radio-Canada 250 Av Lanark, Ottawa | (613) 724-1200 |
| Reseau Francophone D'Amerique 325 Dalhousie St #C200, Ottawa K1N 7G2 | (613) 789-7622 |
| Rogers Media-Radio 2001 Thurston Dr, Ottawa K1G 6C9 | (613) 736-2001 |
| Skywords Traffic Network 1 Lindberg Pl, Ottawa K1V 1H7 | (613) 521-7543 |
| Christian Hit Radio Inc 1010 Thomas Spratt Pl, Ottawa K1G 5L5 | (613) 247-1440 |
| Cfra 1900 Walkley Rd, Ottawa K1H 8P4 | (613) 738-2372 |
| Chuo-Fm 85 University Pvt #227, Ottawa K1N 8Z4 | (613) 562-5965 |