Telephone Code Index - 01993
| 706565 | Bartington Instruments Ltd - Witney |
| 868866 | Beadlight Ltd. - Witney |
| 885900 | Bt Convergent Solutions Ltd. - Witney |
| 705151 | Dfx Technology Ltd. - Witney |
| 776667 | Huba Control AG Branch Office UK - Swindon |
| 778373 | KNF Neuberger UK Ltd - Witney |
| 706700 | Meech International - Witney |
| 776333 | Raaco Great Britain Ltd. - Witney |
| 778000 | Selectronic Ltd. - Witney |
| 881486 | Slater Plastics Ltd - Witney |
| 777570 | Vigortronix - Witney |
| 774499 | Windrush Technology Ltd - Witney |