| Port Code | Port Name | Country |
| BESTS | Saintes | Belgium |
| BESTU | Stoumont | Belgium |
| BESTV | Sint-Baafs-Vijve | Belgium |
| BESTW | St Stevens-Woluwe | Belgium |
| BESUA | Suarlée | Belgium |
| BESUZ | Somme-Leuze | Belgium |
| BESVE | Stavele | Belgium |
| BESVG | Ruisbroek | Belgium |
| BESVH | St Vith | Belgium |
| BESVI | Serville | Belgium |
| BESVN | Stevensvennen | Belgium |
| BESVO | Smeerebbe-Vloerzegem | Belgium |
| BESVR | Stevoort | Belgium |
| BESXY | Suxy | Belgium |
| BESYP | Slijpe | Belgium |
| BESYR | Sivry-Rance | Belgium |
| BESZE | Somzée | Belgium |
| BETAP | Theux | Belgium |
| BETBE | Tournebride | Belgium |
| BETBZ | Tubize | Belgium |
| BETCI | Tarcienne | Belgium |
| BETCL | Thimister-Clermont | Belgium |
| BETDK | Terdonk | Belgium |
| BETEN | Tervuren | Belgium |
| BETER | Ternat | Belgium |
| BETES | Tessenderlo | Belgium |
| BETET | Tertre | Belgium |
| BETEU | Teuven | Belgium |
| BETGE | Tergnée | Belgium |
| BETGL | Tongerlo | Belgium |
| BETGN | Terhagen | Belgium |
| BETHE | Thieu | Belgium |
| BETHG | Tihange | Belgium |
| BETHI | Thines | Belgium |
| BETHO | Thommen | Belgium |
| BETHU | Thuin | Belgium |
| BETHY | Thy-le-Château | Belgium |
| BETIE | Tienen | Belgium |
| BETIG | Tiegem | Belgium |
| BETIL | Tielrode | Belgium |
| BETIS | Tisselt | Belgium |
| BETLA | Thieulain | Belgium |
| BETLI | Tellin | Belgium |
| BETLK | Tildonk | Belgium |
| BETLO | Tinlot | Belgium |
| BETLS | Tailles | Belgium |
| BETMA | Thumaide | Belgium |
| BETMO | Tremelo | Belgium |
| BETMS | Tamines | Belgium |
| BETND | Tongre-Notre-Dame | Belgium |
| BETOH | Tohogne | Belgium |
| BETON | Tongeren | Belgium |
| BETPO | Trois-Ponts | Belgium |
| BETPU | Templeuve | Belgium |
| BETPX | Temploux | Belgium |
| BETRE | Termes | Belgium |
| BETRI | Tourinne | Belgium |
| BETRN | Tournai (Doornik) | Belgium |
| BETRN | Doornik (Tournai) | Belgium |
| BETRO | Trooz | Belgium |
| BETRT | Torhout | Belgium |
| BETSE | Temse | Belgium |
| BETSI | Thieusies | Belgium |
| BETTI | Taintignies | Belgium |
| BETTL | Tielt | Belgium |
| BETTT | Testelt | Belgium |
| BETTY | Tintigny | Belgium |
| BETUG | Thimougies | Belgium |
| BETUL | Thuillies | Belgium |
| BETUP | Tourpes | Belgium |
| BETUR | Turnhout | Belgium |
| BETVI | Tavier | Belgium |
| BETVL | Tenneville | Belgium |
| BETVY | Tavigny | Belgium |
| BETWI | Tielt-Winge | Belgium |
| BETYS | Thynes | Belgium |
| BETZI | Trazegnies | Belgium |
| BEUCI | Ucimont | Belgium |
| BEUIT | Uitbergen | Belgium |
| BEUKE | Ukkel (Uccle)/Brussel (Bruxelles) | Belgium |
| BEUKE | Uccle (Ukkel)/Brussel (Bruxelles) | Belgium |
| BEUKO | Uikhoven | Belgium |
| BEULB | Ulbeek | Belgium |
| BEVAT | Villers-aux-Tours | Belgium |
| BEVBE | Vaalbeek | Belgium |
| BEVBG | Verbrande Brug | Belgium |
| BEVBK | Verrebroek | Belgium |
| BEVBO | Villers-le-Bouillet | Belgium |
| BEVCE | Vance | Belgium |
| BEVDE | Vremde | Belgium |
| BEVDI | Vedrin | Belgium |
| BEVDO | Vinderhoute | Belgium |
| BEVEA | Velaine-sur-Sambre | Belgium |
| BEVEL | Veerle | Belgium |
| BEVER | Verviers | Belgium |
| BEVEU | Veurne | Belgium |
| BEVGA | Vieux-Genappe | Belgium |
| BEVGL | Virginal-Samme | Belgium |
| BEVHN | Vroenhoven | Belgium |
| BEVIC | Vichte | Belgium |