| Port Code | Port Name | Country |
| ITRMC | Romano Canavese | Italy |
| ITRMG | Riomaggiore | Italy |
| ITRMI | Rimini | Italy |
| ITRMO | Rosignano Marittimo | Italy |
| ITRNE | Reggio nell'Emilia | Italy |
| ITRNT | Recanati | Italy |
| ITROA | Rodengo Saiano | Italy |
| ITROB | Robecco sul Naviglio | Italy |
| ITROF | Roncoferraro | Italy |
| ITROG | Rogoredo, Milan | Italy |
| ITROM | Roma | Italy |
| ITRON | Rondissone | Italy |
| ITROO | Robbio | Italy |
| ITROS | Rosa | Italy |
| ITROT | Roteglia | Italy |
| ITROV | Roveleto | Italy |
| ITROZ | Romano D'Ezzelino | Italy |
| ITRPB | Ripaberarda | Italy |
| ITRPD | Riese Pio Decimo | Italy |
| ITRPI | Carpi | Italy |
| ITRPT | Riposto | Italy |
| ITRQI | Rocca Pietore | Italy |
| ITRQS | Rocca San Casciano | Italy |
| ITRRC | Serra Riccò | Italy |
| ITRRE | Roreto Chisone | Italy |
| ITRRO | Sorrento | Italy |
| ITRRT | Recoaro Terme | Italy |
| ITRSA | Resana | Italy |
| ITRSC | Rescaldina | Italy |
| ITRSG | Rocca San Giovanni | Italy |
| ITRSL | Rio Saliceto | Italy |
| ITRSN | Rossano | Italy |
| ITRTA | Marta | Italy |
| ITRTI | Rieti | Italy |
| ITRTO | Rovereto | Italy |
| ITRUB | Rubiera | Italy |
| ITRVB | Codognè | Italy |
| ITRVG | Rovagnate | Italy |
| ITRVI | Ravina | Italy |
| ITRVL | Rivoli | Italy |
| ITRVO | Rovigo | Italy |
| ITRVR | Revere | Italy |
| ITRVV | Rivarolo Canavese | Italy |
| ITRZO | Rozzano | Italy |
| ITSAA | San Giorgio di Mantova | Italy |
| ITSAB | Sabbioneta | Italy |
| ITSAD | San Secondo di Pinerolo | Italy |
| ITSAE | Sant'Antonio Abate | Italy |
| ITSAF | Sant'Angelo le Fratte | Italy |
| ITSAG | Sant'Agata di Militello | Italy |
| ITSAI | Sant'Agata Irpina | Italy |
| ITSAL | Salerno | Italy |
| ITSAN | Sandigliano | Italy |
| ITSAO | Sant'Agostino | Italy |
| ITSAP | San Pietro di Legnago | Italy |
| ITSAR | San Rocco | Italy |
| ITSAS | Sant'Albano Stura | Italy |
| ITSAT | Sant' Antioco | Italy |
| ITSAU | Sessa Aurunca | Italy |
| ITSAV | Savignone | Italy |
| ITSAZ | Sarzana | Italy |
| ITSBA | Solbiate Arno | Italy |
| ITSBC | Sambuca di Pesa | Italy |
| ITSBE | Sala Bolognese | Italy |
| ITSBF | San Bonifacio | Italy |
| ITSBG | Spilimbergo | Italy |
| ITSBH | Sabbio Chiese | Italy |
| ITSBI | Stabbia | Italy |
| ITSBM | Solara di Bomporto | Italy |
| ITSBO | Solbiate Olona | Italy |
| ITSBR | Sala Baganza | Italy |
| ITSBS | San Benedetto Val di Sambro | Italy |
| ITSBT | Solbiate | Italy |
| ITSCA | Scandiano | Italy |
| ITSCC | Scandicci | Italy |
| ITSCD | San Candido | Italy |
| ITSCE | San Flice | Italy |
| ITSCF | Scafati | Italy |
| ITSCG | Sommacampagna | Italy |
| ITSCH | Schio | Italy |
| ITSCI | Scicli | Italy |
| ITSCL | Sacile | Italy |
| ITSCM | San Clemente | Italy |
| ITSCO | Scoglitti | Italy |
| ITSCP | San Casciano in Val di Pesa | Italy |
| ITSCR | Santa Croce | Italy |
| ITSCS | San Cesario sul Panaro | Italy |
| ITSCT | Saint Christophe | Italy |
| ITSCZ | Scorzè | Italy |
| ITSDA | Spino d'Adda | Italy |
| ITSDB | San Benedetto del Tronto | Italy |
| ITSDC | Sega di Cavaion | Italy |
| ITSDF | San Daniele del Friuli | Italy |
| ITSDG | Sandrigo | Italy |
| ITSDI | Saline di Volterra | Italy |
| ITSDL | Soiano Del Lago | Italy |
| ITSDP | San Donà di Piave | Italy |
| ITSDR | Sarmeola di Rubano | Italy |
| ITSDT | San Donato | Italy |
| ITSDV | Seghe di Velo | Italy |