| 2020 Unique Vision - 11 Clarendon Dock - BT1 3BG |
| A V Browne Advertising Ltd. - 46 Bedford Street - BT2 7GH |
| Alexander Boyd Displays - Lambeg Mills - BT27 5SX |
| Anderson Advertising - 409a Holywood Road - BT4 2GU |
| AV Browne - 46 Bedford Street - BT2 7GH |
| Catalyst Design - 95 University Street - BT7 1HP |
| City TV - Castle La - BT1 5DA |
| Clear Channel (N Ireland) - Unit 2/Channel Commercial Park/Queens Rd - BT3 9DT |
| Clear Channel Ni Ltd. - 1st Floor - BT1 4TL |
| Concept - A/1 Wellington Pk - BT9 6DJ |
| Condor Community Services Ltd - Unit 81/Vico Ho/Dunmurry Ind Est - BT17 9HU |
| Des Bingham Associates Ltd - 3 Windslow Gardens - BT38 9AU |
| EJH Advertising - 24 Duncrue Cresent - BT3 9BW |
| Fizzbox - Prima Bus Pk - BT27 6TA |
| G C A S Sales Promotions Ltd. - Russell Court - BT9 6AA |
| Genesis Advertising - 4 Mount Charles - BT7 1NZ |
| Genesis Advertising - 7 Crescent Gdns - BT7 1NS |
| Image Zoo - 99 Holywood Road - BT4 3BE |
| JCDecaux - Glendinning Ho - BT1 6DN |
| Large Screen Ads Ltd - Unit 10/Work West Enterprise Centre/301 Glen Rd - BT11 8BU |
| Levy McCallum Advertising Agency The - Chamber of Commerce House/22 Great Victoria St - BT2 7BA |
| McCann Erickson Lylebailie (International) - 31 Bruce St - BT2 7JD |
| Media Marketing - Unit B101/Portview Trade Centre - BT4 1RX |
| Millennium Advertising - 14B Ballynahinch Road - BT8 8DN |
| PML - Albany House - BT2 7AF |
| Poster Management (NI) Limited - Albany House - BT2 7AF |
| Poster Management (NI) Ltd - Unit 5/City Link Business Park/Albert St - BT12 4HQ |
| Poster Plan - 60 Great Victoria St - BT2 7BB |
| Smart Image - 15 Old Glenarm Rd - BT40 1RW |
| TDP Advertising - 76 University Street - BT7 1HE |
| The Coey Advertising Co. Ltd. - Victoria Lodge - BT4 3EQ |
| The Jones Partnership Ltd - Maxfield Cottage - BT6 5NB |
| The Levy McCallum Advertising Agency - 10 Arthur Street - BT1 4GD |
| Unipos - 218-219 Enterprise Centre - BT28 2BP |
| Viacom Outdoor Limited - Glendinning House - BT1 6DN |
| Viacom Outdoor Ltd - Glendinning House 6 Murray St - BT1 6DN |
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