This page contains information about which telephone companies the various 0744 numbers are allocated to.
| First Digits | Status | Communications Provider | Use | Change |
|---|---|---|---|---|
| 074400 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074401 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074402 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074403 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074404 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074405 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074406 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074407 | Allocated | Lycamobile UK Limited | Mobile services | 09/2010 |
| 074408 | Free | - | Mobile services | - |
| 074409 | Allocated | Cloud9 Communications Limited | Mobile services | 10/2010 |
| 074410 | Allocated | Sound Advertising Ltd | Mobile services | 04/2011 |
| 074411 | Allocated | Andrews & Arnold Ltd | Mobile services | 04/2011 |
| 074412 | Allocated | JSC Ingenium (UK) Limited | Mobile services | 04/2011 |
| 074413 | Allocated | Stour Marine Limited | Mobile services | 07/2011 |
| 074414 | Allocated | Tismi BV | Mobile services | 03/2014 |
| 074415 | Allocated | Synectiv Ltd | Mobile services | 08/2011 |
| 074416 | Allocated | Vodafone Ltd (C&W) | Mobile services | 07/2011 |
| 074417 | Allocated | Synectiv Ltd | Mobile services | 08/2011 |
| 074418 | Allocated | Core Telecom Limited | Mobile services | 03/2011 |
| 074419 | Allocated | Voxbone SA | Mobile services | 09/2011 |
| 074420 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074421 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074422 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074423 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074424 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074425 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074426 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074427 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074428 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074429 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074430 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074431 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074432 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074433 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074434 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074435 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074436 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074437 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074438 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074439 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074440 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074441 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074442 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074443 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074444 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074445 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074446 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074447 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074448 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074449 | Allocated | Vodafone Uk Ltd | Mobile services | 02/2011 |
| 074450 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074451 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074452 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074453 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074454 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074455 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074456 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074457 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074458 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074459 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074460 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074461 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074462 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074463 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074464 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074465 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074466 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074467 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074468 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074469 | Allocated | Hutchison 3G UK Ltd | Mobile services | 06/2011 |
| 074470 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074471 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074472 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074473 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074474 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074475 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074476 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074477 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074478 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074479 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074480 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074481 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074482 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074483 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074484 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074485 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074486 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074487 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074488 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074489 | Allocated | Lycamobile UK Limited | Mobile services | 08/2011 |
| 074490 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074491 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074492 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074493 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074494 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074495 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074496 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074497 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074498 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |
| 074499 | Allocated | Hutchison 3G UK Ltd | Mobile services | 08/2011 |