| 301 | SIDNEY ST CAMBS (309156) |
| 302 | SIDNEY ST.CAMBRIDGE(770518) |
| 303 | SKEGNESS LUMLEY RD |
| 304 | SLEAFORD (309770) |
| 305 | SLEAFORD (777222) |
| 306 | SOTON BITTERNE (779528) |
| 307 | SOTON-SHIRLEY (779509) |
| 308 | SOUTH ST WORTHING (776303) |
| 309 | SOUTHALL (779145) |
| 310 | SOUTHEND-ON-SEA (779510) |
| 311 | SPALDING (309795) |
| 312 | SPALDING (777225) |
| 313 | SPILSBY 777226 |
| 314 | ST ALBANS (779520) |
| 315 | ST AUSTELL (770911) |
| 316 | ST BUDEAUX (770903) |
| 317 | ST BUDEAUX (770906) |
| 318 | ST IVES, CAMBRIDGE (777219) |
| 319 | ST NEOTTS (777220) |
| 320 | STAMFORD (308484) |
| 321 | STAMFORD (309802) |
| 322 | STAMFORD IRONMONGER STREET |
| 323 | STOCKPORT (776702) |
| 324 | STOCKPORT (776704) |
| 325 | STOCKPORT (776711) |